1053221364155 has 16 divisors (see below), whose sum is σ = 1294898367168. Its totient is φ = 821895168000.

The previous prime is 1053221364121. The next prime is 1053221364161. The reversal of 1053221364155 is 5514631223501.

It is not a de Polignac number, because 1053221364155 - 2¹⁴ = 1053221347771 is a prime.

It is a super-2 number, since 2×1053221364155² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

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, 886715 + ... + 1700795.

It is an arithmetic number, because the mean of its divisors is an integer number (80931147948).

Almost surely, 2^{1053221364155} is an apocalyptic number.

1053221364155 is a deficient number, since it is larger than the sum of its proper divisors (241677003013).

1053221364155 is an equidigital number, since it uses as much as digits as its factorization.

1053221364155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820438.

The product of its (nonzero) digits is 108000, while the sum is 38.

Adding to 1053221364155 its reverse (5514631223501), we get a palindrome (6567852587656).

The spelling of 1053221364155 in words is "one trillion, fifty-three billion, two hundred twenty-one million, three hundred sixty-four thousand, one hundred fifty-five".