2021010012122 has 32 divisors (see below), whose sum is σ = 3166637760000. Its totient is φ = 966154101696.

The previous prime is 2021010012101. The next prime is 2021010012139. The reversal of 2021010012122 is 2212100101202.

It is a super-3 number, since 3×2021010012122³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2021010012097 and 2021010012106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11029529 + ... + 11211267.

It is an arithmetic number, because the mean of its divisors is an integer number (98957430000).

Almost surely, 2^{2021010012122} is an apocalyptic number.

2021010012122 is a deficient number, since it is larger than the sum of its proper divisors (1145627747878).

2021010012122 is a wasteful number, since it uses less digits than its factorization.

2021010012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183638.

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

Adding to 2021010012122 its reverse (2212100101202), we get a palindrome (4233110113324).

The spelling of 2021010012122 in words is "two trillion, twenty-one billion, ten million, twelve thousand, one hundred twenty-two".