30311012121032 has 8 divisors (see below), whose sum is σ = 56833147726950. Its totient is φ = 15155506060512.

The previous prime is 30311012120929. The next prime is 30311012121073. The reversal of 30311012121032 is 23012121011303.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16863785754916 + 13447226366116 = 4106554^2 + 3667046^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 30311012120995 and 30311012121013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1894438257557 + ... + 1894438257572.

Almost surely, 2^{30311012121032} is an apocalyptic number.

It is an amenable number.

30311012121032 is a deficient number, since it is larger than the sum of its proper divisors (26522135605918).

30311012121032 is a wasteful number, since it uses less digits than its factorization.

30311012121032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3788876515135 (or 3788876515131 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 30311012121032 its reverse (23012121011303), we get a palindrome (53323133132335).

The spelling of 30311012121032 in words is "thirty trillion, three hundred eleven billion, twelve million, one hundred twenty-one thousand, thirty-two".