30311321221202 has 32 divisors (see below), whose sum is σ = 52177315140480. Its totient is φ = 12936909427200.

The previous prime is 30311321221163. The next prime is 30311321221249. The reversal of 30311321221202 is 20212212311303.

It is a super-2 number, since 2×30311321221202² (a number of 28 digits) contains 22 as substring.

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, 964799 + ... + 7845602.

It is an arithmetic number, because the mean of its divisors is an integer number (1630541098140).

Almost surely, 2^{30311321221202} is an apocalyptic number.

30311321221202 is a deficient number, since it is larger than the sum of its proper divisors (21865993919278).

30311321221202 is a wasteful number, since it uses less digits than its factorization.

30311321221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8811426.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 30311321221202 its reverse (20212212311303), we get a palindrome (50523533532505).

The spelling of 30311321221202 in words is "thirty trillion, three hundred eleven billion, three hundred twenty-one million, two hundred twenty-one thousand, two hundred two".