30121202101012 has 12 divisors (see below), whose sum is σ = 57504113102016. Its totient is φ = 13691455500440.

The previous prime is 30121202100889. The next prime is 30121202101097. The reversal of 30121202101012 is 21010120212103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342286387468 + ... + 342286387555.

It is an arithmetic number, because the mean of its divisors is an integer number (4792009425168).

Almost surely, 2^{30121202101012} is an apocalyptic number.

It is an amenable number.

30121202101012 is a deficient number, since it is larger than the sum of its proper divisors (27382911001004).

30121202101012 is a wasteful number, since it uses less digits than its factorization.

30121202101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684572775038 (or 684572775036 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 30121202101012 its reverse (21010120212103), we get a palindrome (51131322313115).

The spelling of 30121202101012 in words is "thirty trillion, one hundred twenty-one billion, two hundred two million, one hundred one thousand, twelve".