1021110201212 has 6 divisors (see below), whose sum is σ = 1786942852128. Its totient is φ = 510555100604.

The previous prime is 1021110201193. The next prime is 1021110201229. The reversal of 1021110201212 is 2121020111201.

It is a super-2 number, since 2×1021110201212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127638775148 + ... + 127638775155.

It is an arithmetic number, because the mean of its divisors is an integer number (297823808688).

Almost surely, 2^{1021110201212} is an apocalyptic number.

It is an amenable number.

1021110201212 is a deficient number, since it is larger than the sum of its proper divisors (765832650916).

1021110201212 is a wasteful number, since it uses less digits than its factorization.

1021110201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255277550307 (or 255277550305 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1021110201212 its reverse (2121020111201), we get a palindrome (3142130312413).

The spelling of 1021110201212 in words is "one trillion, twenty-one billion, one hundred ten million, two hundred one thousand, two hundred twelve".