20200120101012 has 24 divisors (see below), whose sum is σ = 48654052717312. Its totient is φ = 6516167774400.

The previous prime is 20200120100999. The next prime is 20200120101047. The reversal of 20200120101012 is 21010102100202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27150698689 + ... + 27150699432.

Almost surely, 2^{20200120101012} is an apocalyptic number.

It is an amenable number.

20200120101012 is an abundant number, since it is smaller than the sum of its proper divisors (28453932616300).

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

20200120101012 is a wasteful number, since it uses less digits than its factorization.

20200120101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54301398159 (or 54301398157 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20200120101012 its reverse (21010102100202), we get a palindrome (41210222201214).

The spelling of 20200120101012 in words is "twenty trillion, two hundred billion, one hundred twenty million, one hundred one thousand, twelve".