120200102342103 has 16 divisors (see below), whose sum is σ = 183162427868160. Its totient is φ = 68685635083296.

The previous prime is 120200102342057. The next prime is 120200102342129. The reversal of 120200102342103 is 301243201002021.

It is not a de Polignac number, because 120200102342103 - 2¹⁷ = 120200102211031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 120200102342103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120200102342183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5500738 + ... + 16451696.

It is an arithmetic number, because the mean of its divisors is an integer number (11447651741760).

Almost surely, 2^{120200102342103} is an apocalyptic number.

120200102342103 is a deficient number, since it is larger than the sum of its proper divisors (62962325526057).

120200102342103 is a wasteful number, since it uses less digits than its factorization.

120200102342103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11473646.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 120200102342103 its reverse (301243201002021), we get a palindrome (421443303344124).

The spelling of 120200102342103 in words is "one hundred twenty trillion, two hundred billion, one hundred two million, three hundred forty-two thousand, one hundred three".