31400220103003 has 4 divisors (see below), whose sum is σ = 31830360104488. Its totient is φ = 30970080101520.

The previous prime is 31400220102991. The next prime is 31400220103019. The reversal of 31400220103003 is 30030102200413.

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-31400220103003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31400220203003) 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, 215070000633 + ... + 215070000778.

It is an arithmetic number, because the mean of its divisors is an integer number (7957590026122).

Almost surely, 2^{31400220103003} is an apocalyptic number.

31400220103003 is a deficient number, since it is larger than the sum of its proper divisors (430140001485).

31400220103003 is an equidigital number, since it uses as much as digits as its factorization.

31400220103003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430140001484.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 31400220103003 its reverse (30030102200413), we get a palindrome (61430322303416).

The spelling of 31400220103003 in words is "thirty-one trillion, four hundred billion, two hundred twenty million, one hundred three thousand, three".