120200110121 has 32 divisors (see below), whose sum is σ = 158255919360. Its totient is φ = 88586182656.

The previous prime is 120200110103. The next prime is 120200110139. The reversal of 120200110121 is 121011002021.

It is an interprime number because it is at equal distance from previous prime (120200110103) and next prime (120200110139).

It is a cyclic number.

It is not a de Polignac number, because 120200110121 - 2²⁶ = 120133001257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120200112121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 250451 + ... + 550568.

It is an arithmetic number, because the mean of its divisors is an integer number (4945497480).

Almost surely, 2^120200110121 is an apocalyptic number.

It is an amenable number.

120200110121 is a deficient number, since it is larger than the sum of its proper divisors (38055809239).

120200110121 is a wasteful number, since it uses less digits than its factorization.

120200110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801153.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120200110121 its reverse (121011002021), we get a palindrome (241211112142).

The spelling of 120200110121 in words is "one hundred twenty billion, two hundred million, one hundred ten thousand, one hundred twenty-one".