52021220235 has 32 divisors (see below), whose sum is σ = 83796234048. Its totient is φ = 27557537280.

The previous prime is 52021220197. The next prime is 52021220239. The reversal of 52021220235 is 53202212025.

52021220235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52021220235 - 2⁶ = 52021220171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52021220239) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2827165 + ... + 2845505.

It is an arithmetic number, because the mean of its divisors is an integer number (2618632314).

Almost surely, 2^52021220235 is an apocalyptic number.

52021220235 is a deficient number, since it is larger than the sum of its proper divisors (31775013813).

52021220235 is a wasteful number, since it uses less digits than its factorization.

52021220235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19615.

The product of its (nonzero) digits is 2400, while the sum is 24.

The spelling of 52021220235 in words is "fifty-two billion, twenty-one million, two hundred twenty thousand, two hundred thirty-five".