201012133212220 has 48 divisors (see below), whose sum is σ = 461123663817600. Its totient is φ = 72996409984320.

The previous prime is 201012133212217. The next prime is 201012133212221. The reversal of 201012133212220 is 22212331210102.

201012133212220 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 (22).

It is a junction number, because it is equal to n+sod(n) for n = 201012133212191 and 201012133212200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201012133212221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 618031950 + ... + 618357109.

It is an arithmetic number, because the mean of its divisors is an integer number (9606742996200).

Almost surely, 2^{201012133212220} is an apocalyptic number.

201012133212220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201012133212220 is an abundant number, since it is smaller than the sum of its proper divisors (260111530605380).

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

201012133212220 is a wasteful number, since it uses less digits than its factorization.

201012133212220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236389818 (or 1236389816 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 201012133212220 its reverse (22212331210102), we get a palindrome (223224464422322).

The spelling of 201012133212220 in words is "two hundred one trillion, twelve billion, one hundred thirty-three million, two hundred twelve thousand, two hundred twenty".