1031023213011 has 12 divisors (see below), whose sum is σ = 1624642638840. Its totient is φ = 624862553280.

The previous prime is 1031023212983. The next prime is 1031023213039. The reversal of 1031023213011 is 1103123201301.

1031023213011 is a `hidden beast` number, since 1 + 0 + 310 + 2 + 321 + 30 + 1 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (1031023212983) and next prime (1031023213039).

It is not a de Polignac number, because 1031023213011 - 2⁷ = 1031023212883 is a prime.

It is a super-2 number, since 2×1031023213011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1031023213061) 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, 5207187846 + ... + 5207188043.

It is an arithmetic number, because the mean of its divisors is an integer number (135386886570).

Almost surely, 2^{1031023213011} is an apocalyptic number.

1031023213011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1031023213011 is a deficient number, since it is larger than the sum of its proper divisors (593619425829).

1031023213011 is a wasteful number, since it uses less digits than its factorization.

1031023213011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10414375906 (or 10414375903 counting only the distinct ones).

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

Adding to 1031023213011 its reverse (1103123201301), we get a palindrome (2134146414312).

The spelling of 1031023213011 in words is "one trillion, thirty-one billion, twenty-three million, two hundred thirteen thousand, eleven".