103320100120031 has 4 divisors (see below), whose sum is σ = 103321501581312. Its totient is φ = 103318698658752.

The previous prime is 103320100119919. The next prime is 103320100120057. The reversal of 103320100120031 is 130021001023301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103320100120031 is a prime.

It is a super-2 number, since 2×103320100120031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103320100119991 and 103320100120009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103320100126031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 700620050 + ... + 700767503.

It is an arithmetic number, because the mean of its divisors is an integer number (25830375395328).

Almost surely, 2^{103320100120031} is an apocalyptic number.

103320100120031 is a deficient number, since it is larger than the sum of its proper divisors (1401461281).

103320100120031 is an equidigital number, since it uses as much as digits as its factorization.

103320100120031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1401461280.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 103320100120031 its reverse (130021001023301), we get a palindrome (233341101143332).

The spelling of 103320100120031 in words is "one hundred three trillion, three hundred twenty billion, one hundred million, one hundred twenty thousand, thirty-one".