210285211024 has 40 divisors (see below), whose sum is σ = 480651918848. Its totient is φ = 87215063040.

The previous prime is 210285210953. The next prime is 210285211051. The reversal of 210285211024 is 420112582012.

It is a super-2 number, since 2×210285211024² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 210285210983 and 210285211001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30279537 + ... + 30286480.

Almost surely, 2^210285211024 is an apocalyptic number.

It is an amenable number.

210285211024 is an abundant number, since it is smaller than the sum of its proper divisors (270366707824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210285211024 is a wasteful number, since it uses less digits than its factorization.

210285211024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60566063 (or 60566057 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

Adding to 210285211024 its reverse (420112582012), we get a palindrome (630397793036).

The spelling of 210285211024 in words is "two hundred ten billion, two hundred eighty-five million, two hundred eleven thousand, twenty-four".