120100100121222 has 32 divisors (see below), whose sum is σ = 258797959791840. Its totient is φ = 36936616807680.

The previous prime is 120100100121187. The next prime is 120100100121257. The reversal of 120100100121222 is 222121001001021.

It is an interprime number because it is at equal distance from previous prime (120100100121187) and next prime (120100100121257).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359418447 + ... + 359752442.

It is an arithmetic number, because the mean of its divisors is an integer number (8087436243495).

Almost surely, 2^{120100100121222} is an apocalyptic number.

120100100121222 is an abundant number, since it is smaller than the sum of its proper divisors (138697859670618).

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

120100100121222 is a wasteful number, since it uses less digits than its factorization.

120100100121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719173048.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120100100121222 its reverse (222121001001021), we get a palindrome (342221101122243).

The spelling of 120100100121222 in words is "one hundred twenty trillion, one hundred billion, one hundred million, one hundred twenty-one thousand, two hundred twenty-two".