103120031311030 has 32 divisors (see below), whose sum is σ = 185957953258464. Its totient is φ = 41172095252736.

The previous prime is 103120031311007. The next prime is 103120031311051. The reversal of 103120031311030 is 30113130021301.

It is a junction number, because it is equal to n+sod(n) for n = 103120031310989 and 103120031311007.

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, 10058824 + ... + 17533396.

It is an arithmetic number, because the mean of its divisors is an integer number (5811186039327).

Almost surely, 2^{103120031311030} is an apocalyptic number.

103120031311030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103120031311030 is a deficient number, since it is larger than the sum of its proper divisors (82837921947434).

103120031311030 is a wasteful number, since it uses less digits than its factorization.

103120031311030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7477120.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 103120031311030 its reverse (30113130021301), we get a palindrome (133233161332331).

The spelling of 103120031311030 in words is "one hundred three trillion, one hundred twenty billion, thirty-one million, three hundred eleven thousand, thirty".