101020220012 has 6 divisors (see below), whose sum is σ = 176785385028. Its totient is φ = 50510110004.

The previous prime is 101020219991. The next prime is 101020220023. The reversal of 101020220012 is 210022020101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101020219975 and 101020220002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12627527498 + ... + 12627527505.

It is an arithmetic number, because the mean of its divisors is an integer number (29464230838).

Almost surely, 2^101020220012 is an apocalyptic number.

It is an amenable number.

101020220012 is a deficient number, since it is larger than the sum of its proper divisors (75765165016).

101020220012 is a wasteful number, since it uses less digits than its factorization.

101020220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25255055007 (or 25255055005 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 101020220012 its reverse (210022020101), we get a palindrome (311042240113).

The spelling of 101020220012 in words is "one hundred one billion, twenty million, two hundred twenty thousand, twelve".