121201210002110 has 16 divisors (see below), whose sum is σ = 249328203433056. Its totient is φ = 41554700572128.

The previous prime is 121201210002109. The next prime is 121201210002133. The reversal of 121201210002110 is 11200012102121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

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, 865722928517 + ... + 865722928656.

It is an arithmetic number, because the mean of its divisors is an integer number (15583012714566).

Almost surely, 2^{121201210002110} is an apocalyptic number.

121201210002110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121201210002110 is an abundant number, since it is smaller than the sum of its proper divisors (128126993430946).

121201210002110 is a wasteful number, since it uses less digits than its factorization.

121201210002110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1731445857187.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121201210002110 its reverse (11200012102121), we get a palindrome (132401222104231).

The spelling of 121201210002110 in words is "one hundred twenty-one trillion, two hundred one billion, two hundred ten million, two thousand, one hundred ten".