210200111121102 has 32 divisors (see below), whose sum is σ = 437129122120704. Its totient is φ = 67311549585600.

The previous prime is 210200111121101. The next prime is 210200111121107. The reversal of 210200111121102 is 201121111002012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210200111121101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4124456724 + ... + 4124507687.

It is an arithmetic number, because the mean of its divisors is an integer number (13660285066272).

Almost surely, 2^{210200111121102} is an apocalyptic number.

210200111121102 is an abundant number, since it is smaller than the sum of its proper divisors (226929010999602).

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

210200111121102 is a wasteful number, since it uses less digits than its factorization.

210200111121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8248964584.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 210200111121102 its reverse (201121111002012), we get a palindrome (411321222123114).

The spelling of 210200111121102 in words is "two hundred ten trillion, two hundred billion, one hundred eleven million, one hundred twenty-one thousand, one hundred two".