20202212100012 has 12 divisors (see below), whose sum is σ = 47138494900056. Its totient is φ = 6734070700000.

The previous prime is 20202212099983. The next prime is 20202212100023. The reversal of 20202212100012 is 21000121220202.

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 = 20202212099964 and 20202212100000.

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, 841758837489 + ... + 841758837512.

It is an arithmetic number, because the mean of its divisors is an integer number (3928207908338).

Almost surely, 2^{20202212100012} is an apocalyptic number.

It is an amenable number.

20202212100012 is an abundant number, since it is smaller than the sum of its proper divisors (26936282800044).

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

20202212100012 is a wasteful number, since it uses less digits than its factorization.

20202212100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683517675008 (or 1683517675006 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20202212100012 its reverse (21000121220202), we get a palindrome (41202333320214).

The spelling of 20202212100012 in words is "twenty trillion, two hundred two billion, two hundred twelve million, one hundred thousand, twelve".