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102112022011 = 474087953147
BaseRepresentation
bin101111100011001011…
…0011100110111111011
3100202120100210011210011
41133012112130313323
53133111134201021
6114524251002351
710243300603036
oct1370626346773
9322510704704
10102112022011
113a33a63553a
12179591393b7
1398242495cc
144d2975a01d
1529c9878de1
hex17c659cdfb

102112022011 has 8 divisors (see below), whose sum is σ = 104289131520. Its totient is φ = 99935100648.

The previous prime is 102112021951. The next prime is 102112022029. The reversal of 102112022011 is 110220211201.

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

It is a cyclic number.

It is not a de Polignac number, because 102112022011 - 213 = 102112013819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102112021982 and 102112022000.

It is not an unprimeable number, because it can be changed into a prime (102112029011) 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, 1894740 + ... + 1947886.

It is an arithmetic number, because the mean of its divisors is an integer number (13036141440).

Almost surely, 2102112022011 is an apocalyptic number.

102112022011 is a deficient number, since it is larger than the sum of its proper divisors (2177109509).

102112022011 is an equidigital number, since it uses as much as digits as its factorization.

102112022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94073.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102112022011 its reverse (110220211201), we get a palindrome (212332233212).

The spelling of 102112022011 in words is "one hundred two billion, one hundred twelve million, twenty-two thousand, eleven".

Divisors: 1 47 40879 53147 1921313 2497909 2172596213 102112022011