210230030102 has 4 divisors (see below), whose sum is σ = 315345045156. Its totient is φ = 105115015050.

The previous prime is 210230030039. The next prime is 210230030111. The reversal of 210230030102 is 201030032012.

It is a happy number.

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

It is a super-2 number, since 2×210230030102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52557507524 + ... + 52557507527.

It is an arithmetic number, because the mean of its divisors is an integer number (78836261289).

Almost surely, 2^210230030102 is an apocalyptic number.

210230030102 is a deficient number, since it is larger than the sum of its proper divisors (105115015054).

210230030102 is a wasteful number, since it uses less digits than its factorization.

210230030102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105115015053.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 210230030102 its reverse (201030032012), we get a palindrome (411260062114).

The spelling of 210230030102 in words is "two hundred ten billion, two hundred thirty million, thirty thousand, one hundred two".