1020212211112 has 16 divisors (see below), whose sum is σ = 1939840120800. Its totient is φ = 502921512240.

The previous prime is 1020212211107. The next prime is 1020212211133. The reversal of 1020212211112 is 2111122120201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 898073562 + ... + 898074697.

It is an arithmetic number, because the mean of its divisors is an integer number (121240007550).

Almost surely, 2^{1020212211112} is an apocalyptic number.

It is an amenable number.

1020212211112 is a deficient number, since it is larger than the sum of its proper divisors (919627909688).

1020212211112 is a wasteful number, since it uses less digits than its factorization.

1020212211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1796148336 (or 1796148332 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1020212211112 its reverse (2111122120201), we get a palindrome (3131334331313).

The spelling of 1020212211112 in words is "one trillion, twenty billion, two hundred twelve million, two hundred eleven thousand, one hundred twelve".