1222210415601 has 192 divisors, whose sum is σ = 2264514969600. Its totient is φ = 619214948352.

The previous prime is 1222210415599. The next prime is 1222210415603. The reversal of 1222210415601 is 1065140122221.

It is a happy number.

1222210415601 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 2 + 10 + 41 + 5 + 601 = 666.

It is an interprime number because it is at equal distance from previous prime (1222210415599) and next prime (1222210415603).

It is not a de Polignac number, because 1222210415601 - 2¹ = 1222210415599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222210415603) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 245766751 + ... + 245771723.

It is an arithmetic number, because the mean of its divisors is an integer number (11794348800).

Almost surely, 2^{1222210415601} is an apocalyptic number.

It is an amenable number.

1222210415601 is a deficient number, since it is larger than the sum of its proper divisors (1042304553999).

1222210415601 is a wasteful number, since it uses less digits than its factorization.

1222210415601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5220 (or 5217 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 1222210415601 its reverse (1065140122221), we get a palindrome (2287350537822).

The spelling of 1222210415601 in words is "one trillion, two hundred twenty-two billion, two hundred ten million, four hundred fifteen thousand, six hundred one".