100212222220202 has 32 divisors (see below), whose sum is σ = 152349731554320. Its totient is φ = 49432649011200.

The previous prime is 100212222220177. The next prime is 100212222220211. The reversal of 100212222220202 is 202022222212001.

It can be written as a sum of positive squares in 8 ways, for example, as 2850961333441 + 97361260886761 = 1688479^2 + 9867181^2 .

It is a super-2 number, since 2×100212222220202² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166173074 + ... + 166775042.

Almost surely, 2^{100212222220202} is an apocalyptic number.

100212222220202 is a deficient number, since it is larger than the sum of its proper divisors (52137509334118).

100212222220202 is a wasteful number, since it uses less digits than its factorization.

100212222220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605018.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 100212222220202 its reverse (202022222212001), we get a palindrome (302234444432203).

The spelling of 100212222220202 in words is "one hundred trillion, two hundred twelve billion, two hundred twenty-two million, two hundred twenty thousand, two hundred two".