2101012020122 has 16 divisors (see below), whose sum is σ = 3277674879072. Its totient is φ = 1009254723120.

The previous prime is 2101012020113. The next prime is 2101012020131. The reversal of 2101012020122 is 2210202101012.

It is an interprime number because it is at equal distance from previous prime (2101012020113) and next prime (2101012020131).

It is a junction number, because it is equal to n+sod(n) for n = 2101012020097 and 2101012020106.

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, 200243708 + ... + 200254199.

It is an arithmetic number, because the mean of its divisors is an integer number (204854679942).

Almost surely, 2^{2101012020122} is an apocalyptic number.

2101012020122 is a deficient number, since it is larger than the sum of its proper divisors (1176662858950).

2101012020122 is a wasteful number, since it uses less digits than its factorization.

2101012020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400498013.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2101012020122 its reverse (2210202101012), we get a palindrome (4311214121134).

The spelling of 2101012020122 in words is "two trillion, one hundred one billion, twelve million, twenty thousand, one hundred twenty-two".