1222001003025 has 72 divisors (see below), whose sum is σ = 2388373580736. Its totient is φ = 592322140800.

The previous prime is 1222001002987. The next prime is 1222001003059. The reversal of 1222001003025 is 5203001002221.

It is not a de Polignac number, because 1222001003025 - 2¹² = 1222000998929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1222001002989 and 1222001003007.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9173044 + ... + 9305306.

It is an arithmetic number, because the mean of its divisors is an integer number (33171855288).

Almost surely, 2^{1222001003025} is an apocalyptic number.

1222001003025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1222001003025 is a deficient number, since it is larger than the sum of its proper divisors (1166372577711).

1222001003025 is a wasteful number, since it uses less digits than its factorization.

1222001003025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136023 (or 136015 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 1222001003025 its reverse (5203001002221), we get a palindrome (6425002005246).

The spelling of 1222001003025 in words is "one trillion, two hundred twenty-two billion, one million, three thousand, twenty-five".