120402103030 has 64 divisors (see below), whose sum is σ = 239359613760. Its totient is φ = 43241472000.

The previous prime is 120402103027. The next prime is 120402103037. The reversal of 120402103030 is 30301204021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120402102995 and 120402103013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120402103037) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4530742 + ... + 4557238.

It is an arithmetic number, because the mean of its divisors is an integer number (3739993965).

Almost surely, 2^120402103030 is an apocalyptic number.

120402103030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120402103030 is a deficient number, since it is larger than the sum of its proper divisors (118957510730).

120402103030 is a wasteful number, since it uses less digits than its factorization.

120402103030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27025.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 120402103030 its reverse (30301204021), we get a palindrome (150703307051).

The spelling of 120402103030 in words is "one hundred twenty billion, four hundred two million, one hundred three thousand, thirty".