2021211201022 has 16 divisors (see below), whose sum is σ = 3268269431280. Its totient is φ = 931942150272.

The previous prime is 2021211200977. The next prime is 2021211201049. The reversal of 2021211201022 is 2201021121202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2021211200987 and 2021211201005.

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, 38496508 + ... + 38548975.

It is an arithmetic number, because the mean of its divisors is an integer number (204266839455).

Almost surely, 2^{2021211201022} is an apocalyptic number.

2021211201022 is a deficient number, since it is larger than the sum of its proper divisors (1247058230258).

2021211201022 is a wasteful number, since it uses less digits than its factorization.

2021211201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77046507.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2021211201022 its reverse (2201021121202), we get a palindrome (4222232322224).

The spelling of 2021211201022 in words is "two trillion, twenty-one billion, two hundred eleven million, two hundred one thousand, twenty-two".