100012121202 has 24 divisors (see below), whose sum is σ = 232681262256. Its totient is φ = 28574891688.

The previous prime is 100012121197. The next prime is 100012121203. The reversal of 100012121202 is 202121210001.

It is not an unprimeable number, because it can be changed into a prime (100012121203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170088348 + ... + 170088935.

It is an arithmetic number, because the mean of its divisors is an integer number (9695052594).

Almost surely, 2^100012121202 is an apocalyptic number.

100012121202 is an abundant number, since it is smaller than the sum of its proper divisors (132669141054).

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

100012121202 is a wasteful number, since it uses less digits than its factorization.

100012121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340177302 (or 340177295 counting only the distinct ones).

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

Adding to 100012121202 its reverse (202121210001), we get a palindrome (302133331203).

The spelling of 100012121202 in words is "one hundred billion, twelve million, one hundred twenty-one thousand, two hundred two".