1052235022213 has 4 divisors (see below), whose sum is σ = 1057576316940. Its totient is φ = 1046893727488.

The previous prime is 1052235022133. The next prime is 1052235022273. The reversal of 1052235022213 is 3122205322501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 823561695009 + 228673327204 = 907503^2 + 478198^2 .

It is a cyclic number.

It is not a de Polignac number, because 1052235022213 - 2⁹ = 1052235021701 is a prime.

It is a super-2 number, since 2×1052235022213² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052235022273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2670647068 + ... + 2670647461.

It is an arithmetic number, because the mean of its divisors is an integer number (264394079235).

Almost surely, 2^{1052235022213} is an apocalyptic number.

It is an amenable number.

1052235022213 is a deficient number, since it is larger than the sum of its proper divisors (5341294727).

1052235022213 is an equidigital number, since it uses as much as digits as its factorization.

1052235022213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5341294726.

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 1052235022213 in words is "one trillion, fifty-two billion, two hundred thirty-five million, twenty-two thousand, two hundred thirteen".