30021331122402 has 128 divisors (see below), whose sum is σ = 61809462892800. Its totient is φ = 9718579200000.

The previous prime is 30021331122383. The next prime is 30021331122457. The reversal of 30021331122402 is 20422113312003.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3479116224 + ... + 3479124852.

It is an arithmetic number, because the mean of its divisors is an integer number (482886428850).

Almost surely, 2^{30021331122402} is an apocalyptic number.

30021331122402 is an abundant number, since it is smaller than the sum of its proper divisors (31788131770398).

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

30021331122402 is a wasteful number, since it uses less digits than its factorization.

30021331122402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9332.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 30021331122402 its reverse (20422113312003), we get a palindrome (50443444434405).

The spelling of 30021331122402 in words is "thirty trillion, twenty-one billion, three hundred thirty-one million, one hundred twenty-two thousand, four hundred two".