212020211021022 has 16 divisors (see below), whose sum is σ = 471156024491280. Its totient is φ = 70673403673656.

The previous prime is 212020211020973. The next prime is 212020211021033. The reversal of 212020211021022 is 220120112020212.

It is a happy number.

212020211021022 is a `hidden beast` number, since 2 + 120 + 202 + 110 + 210 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 212020211020986 and 212020211021004.

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, 1963150101993 + ... + 1963150102100.

It is an arithmetic number, because the mean of its divisors is an integer number (29447251530705).

Almost surely, 2^{212020211021022} is an apocalyptic number.

212020211021022 is an abundant number, since it is smaller than the sum of its proper divisors (259135813470258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212020211021022 is a wasteful number, since it uses less digits than its factorization.

212020211021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3926300204104 (or 3926300204098 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 212020211021022 its reverse (220120112020212), we get a palindrome (432140323041234).

The spelling of 212020211021022 in words is "two hundred twelve trillion, twenty billion, two hundred eleven million, twenty-one thousand, twenty-two".