20310120111322 has 4 divisors (see below), whose sum is σ = 30465180166986. Its totient is φ = 10155060055660.

The previous prime is 20310120111319. The next prime is 20310120111341. The reversal of 20310120111322 is 22311102101302.

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., 10819290554361 + 9490829556961 = 3289269^2 + 3080719^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20310120111322.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5077530027829 + ... + 5077530027832.

Almost surely, 2^{20310120111322} is an apocalyptic number.

20310120111322 is a deficient number, since it is larger than the sum of its proper divisors (10155060055664).

20310120111322 is a wasteful number, since it uses less digits than its factorization.

20310120111322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10155060055663.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 20310120111322 its reverse (22311102101302), we get a palindrome (42621222212624).

The spelling of 20310120111322 in words is "twenty trillion, three hundred ten billion, one hundred twenty million, one hundred eleven thousand, three hundred twenty-two".