222002012000121 has 48 divisors (see below), whose sum is σ = 315453873032064. Its totient is φ = 138842099751168.

The previous prime is 222002012000071. The next prime is 222002012000179. The reversal of 222002012000121 is 121000210200222.

It is not a de Polignac number, because 222002012000121 - 2⁷ = 222002011999993 is a prime.

It is a super-3 number, since 3×222002012000121³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222002012000121.

It is not an unprimeable number, because it can be changed into a prime (222002012000221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2199361165 + ... + 2199462101.

It is an arithmetic number, because the mean of its divisors is an integer number (6571955688168).

Almost surely, 2^{222002012000121} is an apocalyptic number.

It is an amenable number.

222002012000121 is a deficient number, since it is larger than the sum of its proper divisors (93451861031943).

222002012000121 is a wasteful number, since it uses less digits than its factorization.

222002012000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120798 (or 120779 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222002012000121 its reverse (121000210200222), we get a palindrome (343002222200343).

The spelling of 222002012000121 in words is "two hundred twenty-two trillion, two billion, twelve million, one hundred twenty-one", and thus it is an aban number.