1011002131323 has 24 divisors (see below), whose sum is σ = 1461742184448. Its totient is φ = 673352939952.

The previous prime is 1011002131229. The next prime is 1011002131327. The reversal of 1011002131323 is 3231312001101.

It is not a de Polignac number, because 1011002131323 - 2²⁴ = 1010985354107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1011002131296 and 1011002131305.

It is not an unprimeable number, because it can be changed into a prime (1011002131327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42569190 + ... + 42592932.

It is an arithmetic number, because the mean of its divisors is an integer number (60905924352).

Almost surely, 2^{1011002131323} is an apocalyptic number.

1011002131323 is a deficient number, since it is larger than the sum of its proper divisors (450740053125).

1011002131323 is a wasteful number, since it uses less digits than its factorization.

1011002131323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28103 (or 28100 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1011002131323 its reverse (3231312001101), we get a palindrome (4242314132424).

The spelling of 1011002131323 in words is "one trillion, eleven billion, two million, one hundred thirty-one thousand, three hundred twenty-three".