2021101120012 has 12 divisors (see below), whose sum is σ = 3808998264736. Its totient is φ = 932815901520.

The previous prime is 2021101119977. The next prime is 2021101120057. The reversal of 2021101120012 is 2100211011202.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 2021101119974 and 2021101120001.

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, 19433664564 + ... + 19433664667.

Almost surely, 2^{2021101120012} is an apocalyptic number.

It is an amenable number.

2021101120012 is a deficient number, since it is larger than the sum of its proper divisors (1787897144724).

2021101120012 is a wasteful number, since it uses less digits than its factorization.

2021101120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38867329248 (or 38867329246 counting only the distinct ones).

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

Adding to 2021101120012 its reverse (2100211011202), we get a palindrome (4121312131214).

The spelling of 2021101120012 in words is "two trillion, twenty-one billion, one hundred one million, one hundred twenty thousand, twelve".