10031112120103 has 16 divisors (see below), whose sum is σ = 10293148938240. Its totient is φ = 9771123532896.

The previous prime is 10031112120049. The next prime is 10031112120137. The reversal of 10031112120103 is 30102121113001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10031112120103 - 2²⁵ = 10031078565671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10031112120203) 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, 40931908 + ... + 41176246.

It is an arithmetic number, because the mean of its divisors is an integer number (643321808640).

Almost surely, 2^{10031112120103} is an apocalyptic number.

10031112120103 is a deficient number, since it is larger than the sum of its proper divisors (262036818137).

10031112120103 is a wasteful number, since it uses less digits than its factorization.

10031112120103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248526.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 10031112120103 its reverse (30102121113001), we get a palindrome (40133233233104).

The spelling of 10031112120103 in words is "ten trillion, thirty-one billion, one hundred twelve million, one hundred twenty thousand, one hundred three".