102030442133999 has 4 divisors (see below), whose sum is σ = 102030466647000. Its totient is φ = 102030417621000.

The previous prime is 102030442133993. The next prime is 102030442134013. The reversal of 102030442133999 is 999331244030201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102030442133999 - 2¹⁶ = 102030442068463 is a prime.

It is a super-2 number, since 2×102030442133999² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102030442133993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4284749 + ... + 14913750.

It is an arithmetic number, because the mean of its divisors is an integer number (25507616661750).

Almost surely, 2^{102030442133999} is an apocalyptic number.

102030442133999 is a deficient number, since it is larger than the sum of its proper divisors (24513001).

102030442133999 is an equidigital number, since it uses as much as digits as its factorization.

102030442133999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24513000.

The product of its (nonzero) digits is 1259712, while the sum is 50.

The spelling of 102030442133999 in words is "one hundred two trillion, thirty billion, four hundred forty-two million, one hundred thirty-three thousand, nine hundred ninety-nine".