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1102112102131 = 4469212466011
BaseRepresentation
bin10000000010011011000…
…000000001011011110011
310220100202002100200011121
4100002123000001123303
5121024111144232011
62202145303123111
7142424236204465
oct20023300013363
93810662320147
101102112102131
11395448605647
1215971b143497
137cc0c542751
143b4b1bc4135
151da06108e71
hex1009b0016f3

1102112102131 has 4 divisors (see below), whose sum is σ = 1102115015064. Its totient is φ = 1102109189200.

The previous prime is 1102112102099. The next prime is 1102112102149. The reversal of 1102112102131 is 1312012112011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1102112102131 - 25 = 1102112102099 is a prime.

It is a super-2 number, since 2×11021121021312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102113102131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 786085 + ... + 1679926.

It is an arithmetic number, because the mean of its divisors is an integer number (275528753766).

Almost surely, 21102112102131 is an apocalyptic number.

1102112102131 is a deficient number, since it is larger than the sum of its proper divisors (2912933).

1102112102131 is an equidigital number, since it uses as much as digits as its factorization.

1102112102131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2912932.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1102112102131 its reverse (1312012112011), we get a palindrome (2414124214142).

The spelling of 1102112102131 in words is "one trillion, one hundred two billion, one hundred twelve million, one hundred two thousand, one hundred thirty-one".

Divisors: 1 446921 2466011 1102112102131