102030403020099 has 64 divisors (see below), whose sum is σ = 148995605053440. Its totient is φ = 61826436864000.

The previous prime is 102030403020097. The next prime is 102030403020103. The reversal of 102030403020099 is 990020304030201.

It is a Cunningham number, because it is equal to 10101010²-1.

It is not a de Polignac number, because 102030403020099 - 2¹ = 102030403020097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102030403020097) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5464636534 + ... + 5464655204.

It is an arithmetic number, because the mean of its divisors is an integer number (2328056328960).

Almost surely, 2^{102030403020099} is an apocalyptic number.

102030403020099 is a deficient number, since it is larger than the sum of its proper divisors (46965202033341).

102030403020099 is a wasteful number, since it uses less digits than its factorization.

102030403020099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25652.

The product of its (nonzero) digits is 11664, while the sum is 33.

The spelling of 102030403020099 in words is "one hundred two trillion, thirty billion, four hundred three million, twenty thousand, ninety-nine".