121000001122022 has 16 divisors (see below), whose sum is σ = 198010267448400. Its totient is φ = 54997148951040.

The previous prime is 121000001122019. The next prime is 121000001122027. The reversal of 121000001122022 is 220221100000121.

It is a junction number, because it is equal to n+sod(n) for n = 121000001121988 and 121000001122006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121000001122027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142143947 + ... + 142992662.

It is an arithmetic number, because the mean of its divisors is an integer number (12375641715525).

Almost surely, 2^{121000001122022} is an apocalyptic number.

121000001122022 is a deficient number, since it is larger than the sum of its proper divisors (77010266326378).

121000001122022 is a wasteful number, since it uses less digits than its factorization.

121000001122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285155911.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121000001122022 its reverse (220221100000121), we get a palindrome (341221101122143).

The spelling of 121000001122022 in words is "one hundred twenty-one trillion, one million, one hundred twenty-two thousand, twenty-two".