121101211110022 has 128 divisors (see below), whose sum is σ = 219225968640000. Its totient is φ = 49446740044800.

The previous prime is 121101211109941. The next prime is 121101211110119. The reversal of 121101211110022 is 220011112101121.

It is a junction number, because it is equal to n+sod(n) for n = 121101211109978 and 121101211110005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 795339354 + ... + 795491602.

It is an arithmetic number, because the mean of its divisors is an integer number (1712702880000).

Almost surely, 2^{121101211110022} is an apocalyptic number.

121101211110022 is a deficient number, since it is larger than the sum of its proper divisors (98124757529978).

121101211110022 is a wasteful number, since it uses less digits than its factorization.

121101211110022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152822.

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

Adding to 121101211110022 its reverse (220011112101121), we get a palindrome (341112323211143).

The spelling of 121101211110022 in words is "one hundred twenty-one trillion, one hundred one billion, two hundred eleven million, one hundred ten thousand, twenty-two".