10120021120212 has 12 divisors (see below), whose sum is σ = 23613382613856. Its totient is φ = 3373340373400.

The previous prime is 10120021120199. The next prime is 10120021120229. The reversal of 10120021120212 is 21202112002101.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 10120021120191 and 10120021120200.

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, 421667546664 + ... + 421667546687.

It is an arithmetic number, because the mean of its divisors is an integer number (1967781884488).

Almost surely, 2^{10120021120212} is an apocalyptic number.

10120021120212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10120021120212 is an abundant number, since it is smaller than the sum of its proper divisors (13493361493644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10120021120212 is a wasteful number, since it uses less digits than its factorization.

10120021120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843335093358 (or 843335093356 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10120021120212 its reverse (21202112002101), we get a palindrome (31322133122313).

The spelling of 10120021120212 in words is "ten trillion, one hundred twenty billion, twenty-one million, one hundred twenty thousand, two hundred twelve".