30020001312122 has 4 divisors (see below), whose sum is σ = 45030001968186. Its totient is φ = 15010000656060.

The previous prime is 30020001312097. The next prime is 30020001312137. The reversal of 30020001312122 is 22121310002003.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 16892502782401 + 13127498529721 = 4110049^2 + 3623189^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 30020001312122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7505000328029 + ... + 7505000328032.

Almost surely, 2^{30020001312122} is an apocalyptic number.

30020001312122 is a deficient number, since it is larger than the sum of its proper divisors (15010000656064).

30020001312122 is a wasteful number, since it uses less digits than its factorization.

30020001312122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15010000656063.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 30020001312122 its reverse (22121310002003), we get a palindrome (52141311314125).

The spelling of 30020001312122 in words is "thirty trillion, twenty billion, one million, three hundred twelve thousand, one hundred twenty-two".