101121022012 has 12 divisors (see below), whose sum is σ = 182670233536. Its totient is φ = 48929526720.

The previous prime is 101121022001. The next prime is 101121022063. The reversal of 101121022012 is 210220121101.

It is a super-2 number, since 2×101121022012² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101121021983 and 101121022001.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 407745933 + ... + 407746180.

Almost surely, 2^101121022012 is an apocalyptic number.

It is an amenable number.

101121022012 is a deficient number, since it is larger than the sum of its proper divisors (81549211524).

101121022012 is a wasteful number, since it uses less digits than its factorization.

101121022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815492148 (or 815492146 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101121022012 its reverse (210220121101), we get a palindrome (311341143113).

The spelling of 101121022012 in words is "one hundred one billion, one hundred twenty-one million, twenty-two thousand, twelve".