210231042402 has 32 divisors (see below), whose sum is σ = 445360680000. Its totient is φ = 65930313728.

The previous prime is 210231042397. The next prime is 210231042403. The reversal of 210231042402 is 204240132012.

210231042402 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (210231042403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106527 + ... + 657122.

It is an arithmetic number, because the mean of its divisors is an integer number (13917521250).

Almost surely, 2^210231042402 is an apocalyptic number.

210231042402 is an abundant number, since it is smaller than the sum of its proper divisors (235129637598).

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

210231042402 is a wasteful number, since it uses less digits than its factorization.

210231042402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766370.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 210231042402 its reverse (204240132012), we get a palindrome (414471174414).

The spelling of 210231042402 in words is "two hundred ten billion, two hundred thirty-one million, forty-two thousand, four hundred two".