201201120020200 has 48 divisors (see below), whose sum is σ = 473048700763500. Its totient is φ = 79576173304320.

The previous prime is 201201120020149. The next prime is 201201120020231. The reversal of 201201120020200 is 2020021102102.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 38396637036004 + 162804482984196 = 6196502^2 + 12759486^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5651699055 + ... + 5651734654.

Almost surely, 2^{201201120020200} is an apocalyptic number.

201201120020200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201201120020200 is an abundant number, since it is smaller than the sum of its proper divisors (271847580743300).

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

201201120020200 is a wasteful number, since it uses less digits than its factorization.

201201120020200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11303433814 (or 11303433805 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201201120020200 its reverse (2020021102102), we get a palindrome (203221141122302).

The spelling of 201201120020200 in words is "two hundred one trillion, two hundred one billion, one hundred twenty million, twenty thousand, two hundred".