10120001010999 has 16 divisors (see below), whose sum is σ = 14810308235904. Its totient is φ = 6095706127200.

The previous prime is 10120001010967. The next prime is 10120001011093. The reversal of 10120001010999 is 99901010002101.

It is not a de Polignac number, because 10120001010999 - 2⁵ = 10120001010967 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10120001011999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 940690012 + ... + 940700769.

It is an arithmetic number, because the mean of its divisors is an integer number (925644264744).

Almost surely, 2^{10120001010999} is an apocalyptic number.

10120001010999 is a deficient number, since it is larger than the sum of its proper divisors (4690307224905).

10120001010999 is a wasteful number, since it uses less digits than its factorization.

10120001010999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881390958.

The product of its (nonzero) digits is 1458, while the sum is 33.

The spelling of 10120001010999 in words is "ten trillion, one hundred twenty billion, one million, ten thousand, nine hundred ninety-nine".