10011402109 has 2 divisors, whose sum is σ = 10011402110. Its totient is φ = 10011402108.

The previous prime is 10011402091. The next prime is 10011402133. The reversal of 10011402109 is 90120411001.

Together with previous prime (10011402091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9726298884 + 285103225 = 98622^2 + 16885^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10011402109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10011402409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005701054 + 5005701055.

It is an arithmetic number, because the mean of its divisors is an integer number (5005701055).

Almost surely, 2^10011402109 is an apocalyptic number.

It is an amenable number.

10011402109 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011402109 is an equidigital number, since it uses as much as digits as its factorization.

10011402109 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 19.

The spelling of 10011402109 in words is "ten billion, eleven million, four hundred two thousand, one hundred nine".