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102123122200131 = 3304651111737827
BaseRepresentation
bin10111001110000101100100…
…011011000000111001000011
3111101120212121222022012011010
4113032011210123000321003
5101341141123240401011
61001110414211452003
730340103112112104
oct2716054433007103
9441525558265133
10102123122200131
112a5a319a15726a
12b55418abb7003
1344ca227693376
141b30add5403ab
15bc16cb8d41a6
hex5ce1646c0e43

102123122200131 has 8 divisors (see below), whose sum is σ = 136164611103424. Its totient is φ = 68081857381800.

The previous prime is 102123122200129. The next prime is 102123122200163. The reversal of 102123122200131 is 131002221321201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102123122200131 - 21 = 102123122200129 is a prime.

It is a super-2 number, since 2×1021231222001312 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102123122200098 and 102123122200107.

It is not an unprimeable number, because it can be changed into a prime (102123122200031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54954961 + ... + 56782866.

It is an arithmetic number, because the mean of its divisors is an integer number (17020576387928).

Almost surely, 2102123122200131 is an apocalyptic number.

102123122200131 is a deficient number, since it is larger than the sum of its proper divisors (34041488903293).

102123122200131 is a wasteful number, since it uses less digits than its factorization.

102123122200131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112042481.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 102123122200131 its reverse (131002221321201), we get a palindrome (233125343521332).

The spelling of 102123122200131 in words is "one hundred two trillion, one hundred twenty-three billion, one hundred twenty-two million, two hundred thousand, one hundred thirty-one".

Divisors: 1 3 304651 913953 111737827 335213481 34041040733377 102123122200131