1203023112131 has 8 divisors (see below), whose sum is σ = 1204946074800. Its totient is φ = 1201100581408.

The previous prime is 1203023112127. The next prime is 1203023112167. The reversal of 1203023112131 is 1312113203021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1203023112131 - 2² = 1203023112127 is a prime.

It is a super-2 number, since 2×1203023112131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1203023112121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5716820 + ... + 5923518.

It is an arithmetic number, because the mean of its divisors is an integer number (150618259350).

Almost surely, 2^{1203023112131} is an apocalyptic number.

1203023112131 is a deficient number, since it is larger than the sum of its proper divisors (1922962669).

1203023112131 is an equidigital number, since it uses as much as digits as its factorization.

1203023112131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215973.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1203023112131 its reverse (1312113203021), we get a palindrome (2515136315152).

The spelling of 1203023112131 in words is "one trillion, two hundred three billion, twenty-three million, one hundred twelve thousand, one hundred thirty-one".