1203401102031 has 12 divisors (see below), whose sum is σ = 1780642281600. Its totient is φ = 782699903520.

The previous prime is 1203401102027. The next prime is 1203401102039. The reversal of 1203401102031 is 1302011043021.

1203401102031 is a `hidden beast` number, since 1 + 203 + 401 + 10 + 20 + 31 = 666.

It is not a de Polignac number, because 1203401102031 - 2² = 1203401102027 is a prime.

It is a super-2 number, since 2×1203401102031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1203401101995 and 1203401102013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203401102039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1630624431 + ... + 1630625168.

It is an arithmetic number, because the mean of its divisors is an integer number (148386856800).

Almost surely, 2^{1203401102031} is an apocalyptic number.

1203401102031 is a deficient number, since it is larger than the sum of its proper divisors (577241179569).

1203401102031 is a wasteful number, since it uses less digits than its factorization.

1203401102031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3261249646 (or 3261249643 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1203401102031 its reverse (1302011043021), we get a palindrome (2505412145052).

The spelling of 1203401102031 in words is "one trillion, two hundred three billion, four hundred one million, one hundred two thousand, thirty-one".