1011012121039 has 2 divisors, whose sum is σ = 1011012121040. Its totient is φ = 1011012121038.

The previous prime is 1011012121001. The next prime is 1011012121109. The reversal of 1011012121039 is 9301212101101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1011012121039 - 2¹⁵ = 1011012088271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011012121739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505506060519 + 505506060520.

It is an arithmetic number, because the mean of its divisors is an integer number (505506060520).

Almost surely, 2^{1011012121039} is an apocalyptic number.

1011012121039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011012121039 is an equidigital number, since it uses as much as digits as its factorization.

1011012121039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 22.

The spelling of 1011012121039 in words is "one trillion, eleven billion, twelve million, one hundred twenty-one thousand, thirty-nine".