101232122130 has 24 divisors (see below), whose sum is σ = 263203517772. Its totient is φ = 26995232544.

The previous prime is 101232122129. The next prime is 101232122141. The reversal of 101232122130 is 31221232101.

It can be written as a sum of positive squares in 2 ways, for example, as 84738627801 + 16493494329 = 291099^2 + 128427^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 562400589 + ... + 562400768.

Almost surely, 2^101232122130 is an apocalyptic number.

101232122130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101232122130 is an abundant number, since it is smaller than the sum of its proper divisors (161971395642).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101232122130 is a wasteful number, since it uses less digits than its factorization.

101232122130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124801370 (or 1124801367 counting only the distinct ones).

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

Adding to 101232122130 its reverse (31221232101), we get a palindrome (132453354231).

The spelling of 101232122130 in words is "one hundred one billion, two hundred thirty-two million, one hundred twenty-two thousand, one hundred thirty".