100121012212022 has 4 divisors (see below), whose sum is σ = 150181518318036. Its totient is φ = 50060506106010.

The previous prime is 100121012211931. The next prime is 100121012212037. The reversal of 100121012212022 is 220212210121001.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25030253053004 + ... + 25030253053007.

It is an arithmetic number, because the mean of its divisors is an integer number (37545379579509).

Almost surely, 2^{100121012212022} is an apocalyptic number.

100121012212022 is a deficient number, since it is larger than the sum of its proper divisors (50060506106014).

100121012212022 is an equidigital number, since it uses as much as digits as its factorization.

100121012212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50060506106013.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100121012212022 its reverse (220212210121001), we get a palindrome (320333222333023).

The spelling of 100121012212022 in words is "one hundred trillion, one hundred twenty-one billion, twelve million, two hundred twelve thousand, twenty-two".