101001122121212 has 24 divisors (see below), whose sum is σ = 177590677474560. Its totient is φ = 50260931325360.

The previous prime is 101001122121187. The next prime is 101001122121233. The reversal of 101001122121212 is 212121221100101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291579983 + ... + 291926169.

It is an arithmetic number, because the mean of its divisors is an integer number (7399611561440).

Almost surely, 2^{101001122121212} is an apocalyptic number.

It is an amenable number.

101001122121212 is a deficient number, since it is larger than the sum of its proper divisors (76589555353348).

101001122121212 is a wasteful number, since it uses less digits than its factorization.

101001122121212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692081 (or 692079 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 101001122121212 its reverse (212121221100101), we get a palindrome (313122343221313).

The spelling of 101001122121212 in words is "one hundred one trillion, one billion, one hundred twenty-two million, one hundred twenty-one thousand, two hundred twelve".