20211001200212 has 24 divisors (see below), whose sum is σ = 36510611542272. Its totient is φ = 9779405328000.

The previous prime is 20211001200199. The next prime is 20211001200277. The reversal of 20211001200212 is 21200210011202.

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, 10575743 + ... + 12339705.

It is an arithmetic number, because the mean of its divisors is an integer number (1521275480928).

Almost surely, 2^{20211001200212} is an apocalyptic number.

It is an amenable number.

20211001200212 is a deficient number, since it is larger than the sum of its proper divisors (16299610342060).

20211001200212 is a wasteful number, since it uses less digits than its factorization.

20211001200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856399 (or 1856397 counting only the distinct ones).

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

Adding to 20211001200212 its reverse (21200210011202), we get a palindrome (41411211211414).

The spelling of 20211001200212 in words is "twenty trillion, two hundred eleven billion, one million, two hundred thousand, two hundred twelve".