2130421032402 has 32 divisors (see below), whose sum is σ = 4830104368320. Its totient is φ = 621013417920.

The previous prime is 2130421032373. The next prime is 2130421032427. The reversal of 2130421032402 is 2042301240312.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 718764049 + ... + 718767012.

It is an arithmetic number, because the mean of its divisors is an integer number (150940761510).

Almost surely, 2^{2130421032402} is an apocalyptic number.

2130421032402 is an abundant number, since it is smaller than the sum of its proper divisors (2699683335918).

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

2130421032402 is a wasteful number, since it uses less digits than its factorization.

2130421032402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437531098.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 2130421032402 its reverse (2042301240312), we get a palindrome (4172722272714).

The spelling of 2130421032402 in words is "two trillion, one hundred thirty billion, four hundred twenty-one million, thirty-two thousand, four hundred two".