2101110022012 has 6 divisors (see below), whose sum is σ = 3676942538528. Its totient is φ = 1050555011004.

The previous prime is 2101110021977. The next prime is 2101110022031. The reversal of 2101110022012 is 2102200111012.

It is a junction number, because it is equal to n+sod(n) for n = 2101110021983 and 2101110022001.

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, 262638752748 + ... + 262638752755.

Almost surely, 2^{2101110022012} is an apocalyptic number.

It is an amenable number.

2101110022012 is a deficient number, since it is larger than the sum of its proper divisors (1575832516516).

2101110022012 is a wasteful number, since it uses less digits than its factorization.

2101110022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525277505507 (or 525277505505 counting only the distinct ones).

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

Adding to 2101110022012 its reverse (2102200111012), we get a palindrome (4203310133024).

The spelling of 2101110022012 in words is "two trillion, one hundred one billion, one hundred ten million, twenty-two thousand, twelve".