102112023011 has 4 divisors (see below), whose sum is σ = 102401292552. Its totient is φ = 101822753472.

The previous prime is 102112022939. The next prime is 102112023017. The reversal of 102112023011 is 110320211201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110320211201 = 43 ⋅2565586307.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102112023011 is a prime.

It is a super-2 number, since 2×102112023011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102112023017) 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, 144634241 + ... + 144634946.

It is an arithmetic number, because the mean of its divisors is an integer number (25600323138).

Almost surely, 2^102112023011 is an apocalyptic number.

102112023011 is a deficient number, since it is larger than the sum of its proper divisors (289269541).

102112023011 is an equidigital number, since it uses as much as digits as its factorization.

102112023011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289269540.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 102112023011 its reverse (110320211201), we get a palindrome (212432234212).

The spelling of 102112023011 in words is "one hundred two billion, one hundred twelve million, twenty-three thousand, eleven".