1010040031123 has 2 divisors, whose sum is σ = 1010040031124. Its totient is φ = 1010040031122.

The previous prime is 1010040031079. The next prime is 1010040031153. The reversal of 1010040031123 is 3211300400101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1010040031123 - 2¹³ = 1010040022931 is a prime.

It is a super-2 number, since 2×1010040031123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1010040031097 and 1010040031106.

It is not a weakly prime, because it can be changed into another prime (1010040031153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505020015561 + 505020015562.

It is an arithmetic number, because the mean of its divisors is an integer number (505020015562).

Almost surely, 2^{1010040031123} is an apocalyptic number.

1010040031123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010040031123 is an equidigital number, since it uses as much as digits as its factorization.

1010040031123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1010040031123 its reverse (3211300400101), we get a palindrome (4221340431224).

The spelling of 1010040031123 in words is "one trillion, ten billion, forty million, thirty-one thousand, one hundred twenty-three".