1052331242420 has 12 divisors (see below), whose sum is σ = 2209895609124. Its totient is φ = 420932496960.

The previous prime is 1052331242411. The next prime is 1052331242449. The reversal of 1052331242420 is 242421332501.

It can be written as a sum of positive squares in 2 ways, for example, as 427352453284 + 624978789136 = 653722^2 + 790556^2 .

It is a super-2 number, since 2×1052331242420² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26308281041 + ... + 26308281080.

It is an arithmetic number, because the mean of its divisors is an integer number (184157967427).

Almost surely, 2^{1052331242420} is an apocalyptic number.

1052331242420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1052331242420 is an abundant number, since it is smaller than the sum of its proper divisors (1157564366704).

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

1052331242420 is a wasteful number, since it uses less digits than its factorization.

1052331242420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52616562130 (or 52616562128 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 1052331242420 its reverse (242421332501), we get a palindrome (1294752574921).

The spelling of 1052331242420 in words is "one trillion, fifty-two billion, three hundred thirty-one million, two hundred forty-two thousand, four hundred twenty".