120110201102121 has 32 divisors (see below), whose sum is σ = 167230969276800. Its totient is φ = 76622187769344.

The previous prime is 120110201102081. The next prime is 120110201102189. The reversal of 120110201102121 is 121201102011021.

It is a happy number.

It is not a de Polignac number, because 120110201102121 - 2²² = 120110196907817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120110201102121.

It is not an unprimeable number, because it can be changed into a prime (120110201142121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41397586 + ... + 44203851.

It is an arithmetic number, because the mean of its divisors is an integer number (5225967789900).

Almost surely, 2^{120110201102121} is an apocalyptic number.

It is an amenable number.

120110201102121 is a deficient number, since it is larger than the sum of its proper divisors (47120768174679).

120110201102121 is a wasteful number, since it uses less digits than its factorization.

120110201102121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85601705.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120110201102121 its reverse (121201102011021), we get a palindrome (241311303113142).

The spelling of 120110201102121 in words is "one hundred twenty trillion, one hundred ten billion, two hundred one million, one hundred two thousand, one hundred twenty-one".