121000501254022 has 16 divisors (see below), whose sum is σ = 198775269337680. Its totient is φ = 54899836291872.

The previous prime is 121000501253959. The next prime is 121000501254107. The reversal of 121000501254022 is 220452105000121.

It is a super-2 number, since 2×121000501254022² (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 7 ways as a sum of consecutive naturals, for example, 39439536033 + ... + 39439539100.

It is an arithmetic number, because the mean of its divisors is an integer number (12423454333605).

Almost surely, 2^{121000501254022} is an apocalyptic number.

121000501254022 is a deficient number, since it is larger than the sum of its proper divisors (77774768083658).

121000501254022 is a wasteful number, since it uses less digits than its factorization.

121000501254022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78879075207.

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 121000501254022 its reverse (220452105000121), we get a palindrome (341452606254143).

The spelling of 121000501254022 in words is "one hundred twenty-one trillion, five hundred one million, two hundred fifty-four thousand, twenty-two".