1011350330553 has 16 divisors (see below), whose sum is σ = 1382081230656. Its totient is φ = 657443746560.

The previous prime is 1011350330519. The next prime is 1011350330579. The reversal of 1011350330553 is 3550330531101.

It is not a de Polignac number, because 1011350330553 - 2⁶ = 1011350330489 is a prime.

It is a super-2 number, since 2×1011350330553² (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 1011350330553.

It is not an unprimeable number, because it can be changed into a prime (1011350331553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1921276 + ... + 2390397.

It is an arithmetic number, because the mean of its divisors is an integer number (86380076916).

Almost surely, 2^{1011350330553} is an apocalyptic number.

It is an amenable number.

1011350330553 is a deficient number, since it is larger than the sum of its proper divisors (370730900103).

1011350330553 is a wasteful number, since it uses less digits than its factorization.

1011350330553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4313624.

The product of its (nonzero) digits is 10125, while the sum is 30.

Adding to 1011350330553 its reverse (3550330531101), we get a palindrome (4561680861654).

The spelling of 1011350330553 in words is "one trillion, eleven billion, three hundred fifty million, three hundred thirty thousand, five hundred fifty-three".