120103005402 has 24 divisors (see below), whose sum is σ = 261819645984. Its totient is φ = 39788724744.

The previous prime is 120103005349. The next prime is 120103005427. The reversal of 120103005402 is 204500301021.

120103005402 is a `hidden beast` number, since 1 + 20 + 103 + 0 + 0 + 540 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 20464518 + ... + 20470385.

It is an arithmetic number, because the mean of its divisors is an integer number (10909151916).

Almost surely, 2^120103005402 is an apocalyptic number.

120103005402 is an abundant number, since it is smaller than the sum of its proper divisors (141716640582).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120103005402 is a wasteful number, since it uses less digits than its factorization.

120103005402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40935074 (or 40935071 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 120103005402 its reverse (204500301021), we get a palindrome (324603306423).

The spelling of 120103005402 in words is "one hundred twenty billion, one hundred three million, five thousand, four hundred two".