201210022021120 has 96 divisors (see below), whose sum is σ = 551755607457600. Its totient is φ = 68986293239808.

The previous prime is 201210022021097. The next prime is 201210022021147. The reversal of 201210022021120 is 21120220012102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 201210022021094 and 201210022021103.

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, 1403458050 + ... + 1403601409.

It is an arithmetic number, because the mean of its divisors is an integer number (5747454244350).

Almost surely, 2^{201210022021120} is an apocalyptic number.

201210022021120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201210022021120 is an abundant number, since it is smaller than the sum of its proper divisors (350545585436480).

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

201210022021120 is an equidigital number, since it uses as much as digits as its factorization.

201210022021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2807059493 (or 2807059473 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201210022021120 its reverse (21120220012102), we get a palindrome (222330242033222).

The spelling of 201210022021120 in words is "two hundred one trillion, two hundred ten billion, twenty-two million, twenty-one thousand, one hundred twenty".