20201201022202 has 4 divisors (see below), whose sum is σ = 30301801533306. Its totient is φ = 10100600511100.

The previous prime is 20201201022179. The next prime is 20201201022217. The reversal of 20201201022202 is 20222010210202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19987256845521 + 213944176681 = 4470711^2 + 462541^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050300255549 + ... + 5050300255552.

Almost surely, 2^{20201201022202} is an apocalyptic number.

20201201022202 is a deficient number, since it is larger than the sum of its proper divisors (10100600511104).

20201201022202 is a wasteful number, since it uses less digits than its factorization.

20201201022202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10100600511103.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20201201022202 its reverse (20222010210202), we get a palindrome (40423211232404).

The spelling of 20201201022202 in words is "twenty trillion, two hundred one billion, two hundred one million, twenty-two thousand, two hundred two".