20201212212022 has 8 divisors (see below), whose sum is σ = 30308523757200. Its totient is φ = 10098370959624.

The previous prime is 20201212211963. The next prime is 20201212212043. The reversal of 20201212212022 is 22021221210202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 1117561897 + ... + 1117579972.

It is an arithmetic number, because the mean of its divisors is an integer number (3788565469650).

Almost surely, 2^{20201212212022} is an apocalyptic number.

20201212212022 is a deficient number, since it is larger than the sum of its proper divisors (10107311545178).

20201212212022 is a wasteful number, since it uses less digits than its factorization.

20201212212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235146390.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 20201212212022 its reverse (22021221210202), we get a palindrome (42222433422224).

The spelling of 20201212212022 in words is "twenty trillion, two hundred one billion, two hundred twelve million, two hundred twelve thousand, twenty-two".