101212122000 has 160 divisors (see below), whose sum is σ = 355972466304. Its totient is φ = 24536256000.

The previous prime is 101212121977. The next prime is 101212122041. The reversal of 101212122000 is 221212101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 700759 + ... + 832758.

Almost surely, 2^101212122000 is an apocalyptic number.

101212122000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101212122000 is an abundant number, since it is smaller than the sum of its proper divisors (254760344304).

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

101212122000 is a wasteful number, since it uses less digits than its factorization.

101212122000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533554 (or 1533538 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 101212122000 its reverse (221212101), we get a palindrome (101433334101).

The spelling of 101212122000 in words is "one hundred one billion, two hundred twelve million, one hundred twenty-two thousand".