220312303002120 has 64 divisors (see below), whose sum is σ = 755356467438720. Its totient is φ = 50357097828864.

The previous prime is 220312303002097. The next prime is 220312303002131. The reversal of 220312303002120 is 21200303213022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131138274757 + ... + 131138276436.

It is an arithmetic number, because the mean of its divisors is an integer number (11802444803730).

Almost surely, 2^{220312303002120} is an apocalyptic number.

220312303002120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220312303002120 is an abundant number, since it is smaller than the sum of its proper divisors (535044164436600).

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

220312303002120 is a wasteful number, since it uses less digits than its factorization.

220312303002120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262276551214 (or 262276551210 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 220312303002120 its reverse (21200303213022), we get a palindrome (241512606215142).

The spelling of 220312303002120 in words is "two hundred twenty trillion, three hundred twelve billion, three hundred three million, two thousand, one hundred twenty".