101004431212 has 24 divisors (see below), whose sum is σ = 180160431696. Its totient is φ = 49539237888.

The previous prime is 101004431201. The next prime is 101004431249. The reversal of 101004431212 is 212134400101.

It is a self number, because there is not a number n which added to its sum of digits gives 101004431212.

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 7 ways as a sum of consecutive naturals, for example, 1108018 + ... + 1195705.

It is an arithmetic number, because the mean of its divisors is an integer number (7506684654).

Almost surely, 2^101004431212 is an apocalyptic number.

It is an amenable number.

101004431212 is a deficient number, since it is larger than the sum of its proper divisors (79156000484).

101004431212 is a wasteful number, since it uses less digits than its factorization.

101004431212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303937 (or 2303935 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 101004431212 its reverse (212134400101), we get a palindrome (313138831313).

The spelling of 101004431212 in words is "one hundred one billion, four million, four hundred thirty-one thousand, two hundred twelve".