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102222100020000 = 2535437437314669
BaseRepresentation
bin10111001111100001101111…
…111101011011101100100000
3111101221100002220112101212110
4113033201233331123230200
5101344301330101120000
61001224103501555320
730350205634520442
oct2717415775335440
9441840086471773
10102222100020000
112a63117059a2a4
12b56b3b2575b40
13450666c49b09c
141b3580c91c492
15bc407100a850
hex5cf86ff5bb20

102222100020000 has 960 divisors, whose sum is σ = 357231445845120. Its totient is φ = 25549074432000.

The previous prime is 102222100019971. The next prime is 102222100020031. The reversal of 102222100020000 is 20001222201.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 6968572666 + ... + 6968587334.

It is an arithmetic number, because the mean of its divisors is an integer number (372116089422).

Almost surely, 2102222100020000 is an apocalyptic number.

102222100020000 is a gapful number since it is divisible by the number (10) 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 102222100020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178615722922560).

102222100020000 is an abundant number, since it is smaller than the sum of its proper divisors (255009345825120).

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

102222100020000 is a wasteful number, since it uses less digits than its factorization.

102222100020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14855 (or 14832 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 102222100020000 its reverse (20001222201), we get a palindrome (102242101242201).

The spelling of 102222100020000 in words is "one hundred two trillion, two hundred twenty-two billion, one hundred million, twenty thousand".