100021121202 has 32 divisors (see below), whose sum is σ = 205486907904. Its totient is φ = 32433264000.

The previous prime is 100021121201. The next prime is 100021121227. The reversal of 100021121202 is 202121120001.

It is not an unprimeable number, because it can be changed into a prime (100021121201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1246702 + ... + 1324502.

It is an arithmetic number, because the mean of its divisors is an integer number (6421465872).

Almost surely, 2^100021121202 is an apocalyptic number.

100021121202 is an abundant number, since it is smaller than the sum of its proper divisors (105465786702).

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

100021121202 is a wasteful number, since it uses less digits than its factorization.

100021121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83634.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100021121202 its reverse (202121120001), we get a palindrome (302142241203).

The spelling of 100021121202 in words is "one hundred billion, twenty-one million, one hundred twenty-one thousand, two hundred two".