121001012211110 has 32 divisors (see below), whose sum is σ = 218455381140480. Its totient is φ = 48255227381088.

The previous prime is 121001012211089. The next prime is 121001012211151. The reversal of 121001012211110 is 11112210100121.

It is a super-2 number, since 2×121001012211110² (a number of 29 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 in 15 ways as a sum of consecutive naturals, for example, 13126079 + ... + 20354261.

It is an arithmetic number, because the mean of its divisors is an integer number (6826730660640).

Almost surely, 2^{121001012211110} is an apocalyptic number.

121001012211110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121001012211110 is a deficient number, since it is larger than the sum of its proper divisors (97454368929370).

121001012211110 is a wasteful number, since it uses less digits than its factorization.

121001012211110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7233212.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 121001012211110 its reverse (11112210100121), we get a palindrome (132113222311231).

The spelling of 121001012211110 in words is "one hundred twenty-one trillion, one billion, twelve million, two hundred eleven thousand, one hundred ten".