100202001222 has 128 divisors (see below), whose sum is σ = 226524211200. Its totient is φ = 29362176000.

The previous prime is 100202001173. The next prime is 100202001233. The reversal of 100202001222 is 222100202001.

It is a junction number, because it is equal to n+sod(n) for n = 100202001198 and 100202001207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 53044054 + ... + 53045942.

It is an arithmetic number, because the mean of its divisors is an integer number (1769720400).

Almost surely, 2^100202001222 is an apocalyptic number.

100202001222 is an abundant number, since it is smaller than the sum of its proper divisors (126322209978).

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

100202001222 is a wasteful number, since it uses less digits than its factorization.

100202001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 100202001222 its reverse (222100202001), we get a palindrome (322302203223).

It can be divided in two parts, 100202001 and 222, that multiplied together give a palindrome (22244844222).

The spelling of 100202001222 in words is "one hundred billion, two hundred two million, one thousand, two hundred twenty-two".