210020101122012 has 12 divisors (see below), whose sum is σ = 490046902618056. Its totient is φ = 70006700374000.

The previous prime is 210020101122001. The next prime is 210020101122047. The reversal of 210020101122012 is 210221101020012.

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

It is a super-2 number, since 2×210020101122012² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210020101121982 and 210020101122000.

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, 8750837546739 + ... + 8750837546762.

It is an arithmetic number, because the mean of its divisors is an integer number (40837241884838).

Almost surely, 2^{210020101122012} is an apocalyptic number.

It is an amenable number.

210020101122012 is an abundant number, since it is smaller than the sum of its proper divisors (280026801496044).

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

210020101122012 is a wasteful number, since it uses less digits than its factorization.

210020101122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17501675093508 (or 17501675093506 counting only the distinct ones).

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

Adding to 210020101122012 its reverse (210221101020012), we get a palindrome (420241202142024).

The spelling of 210020101122012 in words is "two hundred ten trillion, twenty billion, one hundred one million, one hundred twenty-two thousand, twelve".