212413533753 has 4 divisors (see below), whose sum is σ = 283218045008. Its totient is φ = 141609022500.

The previous prime is 212413533751. The next prime is 212413533757. The reversal of 212413533753 is 357335314212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 212413533753 - 2¹ = 212413533751 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (212413533751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35402255623 + ... + 35402255628.

It is an arithmetic number, because the mean of its divisors is an integer number (70804511252).

Almost surely, 2^212413533753 is an apocalyptic number.

It is an amenable number.

212413533753 is a deficient number, since it is larger than the sum of its proper divisors (70804511255).

212413533753 is an equidigital number, since it uses as much as digits as its factorization.

212413533753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70804511254.

The product of its digits is 226800, while the sum is 39.

Adding to 212413533753 its reverse (357335314212), we get a palindrome (569748847965).

The spelling of 212413533753 in words is "two hundred twelve billion, four hundred thirteen million, five hundred thirty-three thousand, seven hundred fifty-three".