121000200010210 has 64 divisors (see below), whose sum is σ = 230724027555840. Its totient is φ = 45530922286080.

The previous prime is 121000200010171. The next prime is 121000200010219. The reversal of 121000200010210 is 12010002000121.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (121000200010219) 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, 3245956092 + ... + 3245993368.

It is an arithmetic number, because the mean of its divisors is an integer number (3605062930560).

Almost surely, 2^{121000200010210} is an apocalyptic number.

121000200010210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121000200010210 is a deficient number, since it is larger than the sum of its proper divisors (109723827545630).

121000200010210 is a wasteful number, since it uses less digits than its factorization.

121000200010210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46051.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 121000200010210 its reverse (12010002000121), we get a palindrome (133010202010331).

The spelling of 121000200010210 in words is "one hundred twenty-one trillion, two hundred million, ten thousand, two hundred ten".