121101220110010 has 32 divisors (see below), whose sum is σ = 250210381196160. Its totient is φ = 41339106447552.

The previous prime is 121101220109981. The next prime is 121101220110113. The reversal of 121101220110010 is 10011022101121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3777314604 + ... + 3777346663.

It is an arithmetic number, because the mean of its divisors is an integer number (7819074412380).

Almost surely, 2^{121101220110010} is an apocalyptic number.

121101220110010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121101220110010 is an abundant number, since it is smaller than the sum of its proper divisors (129109161086150).

121101220110010 is a wasteful number, since it uses less digits than its factorization.

121101220110010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7554661510.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 121101220110010 its reverse (10011022101121), we get a palindrome (131112242211131).

The spelling of 121101220110010 in words is "one hundred twenty-one trillion, one hundred one billion, two hundred twenty million, one hundred ten thousand, ten".