1013021112031 has 2 divisors, whose sum is σ = 1013021112032. Its totient is φ = 1013021112030.

The previous prime is 1013021111969. The next prime is 1013021112049. The reversal of 1013021112031 is 1302111203101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1013021112031 - 2¹³ = 1013021103839 is a prime.

It is a super-2 number, since 2×1013021112031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1013021111996 and 1013021112014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013021112091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506510556015 + 506510556016.

It is an arithmetic number, because the mean of its divisors is an integer number (506510556016).

Almost surely, 2^{1013021112031} is an apocalyptic number.

1013021112031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013021112031 is an equidigital number, since it uses as much as digits as its factorization.

1013021112031 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1013021112031 its reverse (1302111203101), we get a palindrome (2315132315132).

The spelling of 1013021112031 in words is "one trillion, thirteen billion, twenty-one million, one hundred twelve thousand, thirty-one".