201000202001220 has 24 divisors (see below), whose sum is σ = 562800565603584. Its totient is φ = 53600053866976.

The previous prime is 201000202001177. The next prime is 201000202001231. The reversal of 201000202001220 is 22100202000102.

201000202001220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 201000202001196 and 201000202001205.

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, 1675001683284 + ... + 1675001683403.

It is an arithmetic number, because the mean of its divisors is an integer number (23450023566816).

Almost surely, 2^{201000202001220} is an apocalyptic number.

201000202001220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201000202001220 is an abundant number, since it is smaller than the sum of its proper divisors (361800363602364).

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

201000202001220 is a wasteful number, since it uses less digits than its factorization.

201000202001220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3350003366699 (or 3350003366697 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 201000202001220 its reverse (22100202000102), we get a palindrome (223100404001322).

The spelling of 201000202001220 in words is "two hundred one trillion, two hundred two million, one thousand, two hundred twenty".