10121124399 has 8 divisors (see below), whose sum is σ = 13547342640. Its totient is φ = 6721161216.

The previous prime is 10121124389. The next prime is 10121124407. The reversal of 10121124399 is 99342112101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10121124399 - 2¹³ = 10121116207 is a prime.

It is a super-2 number, since 2×10121124399² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121124359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6562864 + ... + 6564405.

It is an arithmetic number, because the mean of its divisors is an integer number (1693417830).

Almost surely, 2^10121124399 is an apocalyptic number.

10121124399 is a deficient number, since it is larger than the sum of its proper divisors (3426218241).

10121124399 is a wasteful number, since it uses less digits than its factorization.

10121124399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13127529.

The product of its (nonzero) digits is 3888, while the sum is 33.

The spelling of 10121124399 in words is "ten billion, one hundred twenty-one million, one hundred twenty-four thousand, three hundred ninety-nine".