101001023212 has 24 divisors (see below), whose sum is σ = 176985254880. Its totient is φ = 50433855360.

The previous prime is 101001023197. The next prime is 101001023269. The reversal of 101001023212 is 212320100101.

It is a junction number, because it is equal to n+sod(n) for n = 101001023192 and 101001023201.

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 7 ways as a sum of consecutive naturals, for example, 12148537 + ... + 12156847.

It is an arithmetic number, because the mean of its divisors is an integer number (7374385620).

Almost surely, 2^101001023212 is an apocalyptic number.

It is an amenable number.

101001023212 is a deficient number, since it is larger than the sum of its proper divisors (75984231668).

101001023212 is a wasteful number, since it uses less digits than its factorization.

101001023212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11961 (or 11959 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 101001023212 its reverse (212320100101), we get a palindrome (313321123313).

The spelling of 101001023212 in words is "one hundred one billion, one million, twenty-three thousand, two hundred twelve".