1011022100212 has 24 divisors (see below), whose sum is σ = 1771945338240. Its totient is φ = 504752161920.

The previous prime is 1011022100173. The next prime is 1011022100243. The reversal of 1011022100212 is 2120012201101.

It is a junction number, because it is equal to n+sod(n) for n = 1011022100192 and 1011022100201.

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, 41174923 + ... + 41199469.

It is an arithmetic number, because the mean of its divisors is an integer number (73831055760).

Almost surely, 2^{1011022100212} is an apocalyptic number.

It is an amenable number.

1011022100212 is a deficient number, since it is larger than the sum of its proper divisors (760923238028).

1011022100212 is a wasteful number, since it uses less digits than its factorization.

1011022100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39591 (or 39589 counting only the distinct ones).

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

Adding to 1011022100212 its reverse (2120012201101), we get a palindrome (3131034301313).

The spelling of 1011022100212 in words is "one trillion, eleven billion, twenty-two million, one hundred thousand, two hundred twelve".