100121120012212 has 96 divisors (see below), whose sum is σ = 199355203289088. Its totient is φ = 43648524864384.

The previous prime is 100121120012201. The next prime is 100121120012279. The reversal of 100121120012212 is 212210021121001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222433293 + ... + 222882955.

It is an arithmetic number, because the mean of its divisors is an integer number (2076616700928).

Almost surely, 2^{100121120012212} is an apocalyptic number.

It is an amenable number.

100121120012212 is a deficient number, since it is larger than the sum of its proper divisors (99234083276876).

100121120012212 is a wasteful number, since it uses less digits than its factorization.

100121120012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452029 (or 452027 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100121120012212 its reverse (212210021121001), we get a palindrome (312331141133213).

The spelling of 100121120012212 in words is "one hundred trillion, one hundred twenty-one billion, one hundred twenty million, twelve thousand, two hundred twelve".