101122212140 has 48 divisors (see below), whose sum is σ = 225080511264. Its totient is φ = 38030208000.

The previous prime is 101122212127. The next prime is 101122212181. The reversal of 101122212140 is 41212221101.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176990 + ... + 483290.

It is an arithmetic number, because the mean of its divisors is an integer number (4689177318).

Almost surely, 2^101122212140 is an apocalyptic number.

101122212140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101122212140 is an abundant number, since it is smaller than the sum of its proper divisors (123958299124).

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

101122212140 is a wasteful number, since it uses less digits than its factorization.

101122212140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307298 (or 307296 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 101122212140 its reverse (41212221101), we get a palindrome (142334433241).

The spelling of 101122212140 in words is "one hundred one billion, one hundred twenty-two million, two hundred twelve thousand, one hundred forty".