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102112100022210 = 2353403736667407
BaseRepresentation
bin10111001101111011010011…
…011100101111011111000010
3111101112211011211010112112020
4113031323103130233133002
5101341001040101202320
61001101352352142310
730336233013126435
oct2715732334573702
9441484154115466
10102112100022210
112a599553450913
12b552013837996
1344c918bca21b5
141b3037573981c
15bc1283e13940
hex5cded372f7c2

102112100022210 has 16 divisors (see below), whose sum is σ = 245069040053376. Its totient is φ = 27229893339248.

The previous prime is 102112100022173. The next prime is 102112100022217. The reversal of 102112100022210 is 12220001211201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 102112100022210.

It is not an unprimeable number, because it can be changed into a prime (102112100022217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1701868333674 + ... + 1701868333733.

It is an arithmetic number, because the mean of its divisors is an integer number (15316815003336).

Almost surely, 2102112100022210 is an apocalyptic number.

102112100022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102112100022210 is an abundant number, since it is smaller than the sum of its proper divisors (142956940031166).

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

102112100022210 is a wasteful number, since it uses less digits than its factorization.

102112100022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3403736667417.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102112100022210 its reverse (12220001211201), we get a palindrome (114332101233411).

The spelling of 102112100022210 in words is "one hundred two trillion, one hundred twelve billion, one hundred million, twenty-two thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 3403736667407 6807473334814 10211210002221 17018683337035 20422420004442 34037366674070 51056050011105 102112100022210