101202132123 has 24 divisors (see below), whose sum is σ = 155414611872. Its totient is φ = 63317050368.

The previous prime is 101202132089. The next prime is 101202132131. The reversal of 101202132123 is 321231202101.

It is not a de Polignac number, because 101202132123 - 2¹⁷ = 101202001051 is a prime.

It is a super-2 number, since 2×101202132123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101202132096 and 101202132105.

It is not an unprimeable number, because it can be changed into a prime (101202132623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4601286 + ... + 4623227.

It is an arithmetic number, because the mean of its divisors is an integer number (6475608828).

Almost surely, 2^101202132123 is an apocalyptic number.

101202132123 is a deficient number, since it is larger than the sum of its proper divisors (54212479749).

101202132123 is a wasteful number, since it uses less digits than its factorization.

101202132123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9224595 (or 9224592 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 101202132123 its reverse (321231202101), we get a palindrome (422433334224).

The spelling of 101202132123 in words is "one hundred one billion, two hundred two million, one hundred thirty-two thousand, one hundred twenty-three".