1053271077220 has 24 divisors (see below), whose sum is σ = 2211889164408. Its totient is φ = 421304640000.

The previous prime is 1053271077217. The next prime is 1053271077241. The reversal of 1053271077220 is 227701723501.

It can be written as a sum of positive squares in 4 ways, for example, as 28527885604 + 1024743191616 = 168902^2 + 1012296^2 .

It is a super-2 number, since 2×1053271077220² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1053271077220.

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, 3412090 + ... + 3707950.

It is an arithmetic number, because the mean of its divisors is an integer number (92162048517).

Almost surely, 2^{1053271077220} is an apocalyptic number.

1053271077220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1053271077220 is an abundant number, since it is smaller than the sum of its proper divisors (1158618087188).

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

1053271077220 is a wasteful number, since it uses less digits than its factorization.

1053271077220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473871 (or 473869 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 37.

The spelling of 1053271077220 in words is "one trillion, fifty-three billion, two hundred seventy-one million, seventy-seven thousand, two hundred twenty".