2232144735220 has 24 divisors (see below), whose sum is σ = 4751716329864. Its totient is φ = 880626963456.

The previous prime is 2232144735217. The next prime is 2232144735269. The reversal of 2232144735220 is 225374412322.

It can be written as a sum of positive squares in 4 ways, for example, as 844097887504 + 1388046847716 = 918748^2 + 1178154^2 .

It is a super-3 number, since 3×2232144735220³ (a number of 38 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2232144735220.

It is a congruent number.

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, 764431669 + ... + 764434588.

It is an arithmetic number, because the mean of its divisors is an integer number (197988180411).

Almost surely, 2^{2232144735220} is an apocalyptic number.

2232144735220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2232144735220 is an abundant number, since it is smaller than the sum of its proper divisors (2519571594644).

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

2232144735220 is a wasteful number, since it uses less digits than its factorization.

2232144735220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528866339 (or 1528866337 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 37.

The spelling of 2232144735220 in words is "two trillion, two hundred thirty-two billion, one hundred forty-four million, seven hundred thirty-five thousand, two hundred twenty".