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103122203001012 = 22321317311977972663
BaseRepresentation
bin10111011100101000000010…
…010001110100000010110100
3111112010101102122002110111100
4113130220002101310002310
5102004023232432013022
61003153404104410100
730502222215600246
oct2734500221640264
9445111378073440
10103122203001012
112a948976227268
12b695935176930
1345704c73a27b0
141b671d9870096
15bdc6a25ca1ac
hex5dca024740b4

103122203001012 has 576 divisors, whose sum is σ = 308883147116544. Its totient is φ = 28706544599040.

The previous prime is 103122203001007. The next prime is 103122203001031. The reversal of 103122203001012 is 210100302221301.

103122203001012 is a `hidden beast` number, since 1 + 0 + 312 + 220 + 30 + 0 + 101 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 38724070393 + ... + 38724073055.

It is an arithmetic number, because the mean of its divisors is an integer number (536255463744).

Almost surely, 2103122203001012 is an apocalyptic number.

103122203001012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103122203001012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154441573558272).

103122203001012 is an abundant number, since it is smaller than the sum of its proper divisors (205760944115532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103122203001012 is a wasteful number, since it uses less digits than its factorization.

103122203001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3728 (or 3723 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 103122203001012 its reverse (210100302221301), we get a palindrome (313222505222313).

The spelling of 103122203001012 in words is "one hundred three trillion, one hundred twenty-two billion, two hundred three million, one thousand, twelve".