20221211212202 has 64 divisors (see below), whose sum is σ = 41128457142528. Its totient is φ = 7200360000000.

The previous prime is 20221211212171. The next prime is 20221211212271.

20221211212202 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49800299 + ... + 50204702.

It is an arithmetic number, because the mean of its divisors is an integer number (642632142852).

Almost surely, 2^{20221211212202} is an apocalyptic number.

20221211212202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20221211212202 is an abundant number, since it is smaller than the sum of its proper divisors (20907245930326).

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

20221211212202 is a wasteful number, since it uses less digits than its factorization.

20221211212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100005135.

The product of its (nonzero) digits is 256, while the sum is 20.

It can be divided in two parts, 2022121 and 1212202, that added together give a palindrome (3234323).

The spelling of 20221211212202 in words is "twenty trillion, two hundred twenty-one billion, two hundred eleven million, two hundred twelve thousand, two hundred two".