1034220400225 has 12 divisors (see below), whose sum is σ = 1282447203840. Its totient is φ = 827367347600.

The previous prime is 1034220400189. The next prime is 1034220400229. The reversal of 1034220400225 is 5220040224301.

It is not a de Polignac number, because 1034220400225 - 2¹⁷ = 1034220269153 is a prime.

It is a super-2 number, since 2×1034220400225² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 1034220400225.

It is not an unprimeable number, because it can be changed into a prime (1034220400229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3083520 + ... + 3402430.

It is an arithmetic number, because the mean of its divisors is an integer number (106870600320).

Almost surely, 2^{1034220400225} is an apocalyptic number.

It is an amenable number.

1034220400225 is a deficient number, since it is larger than the sum of its proper divisors (248226803615).

1034220400225 is a wasteful number, since it uses less digits than its factorization.

1034220400225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448640 (or 448635 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 1034220400225 its reverse (5220040224301), we get a palindrome (6254260624526).

The spelling of 1034220400225 in words is "one trillion, thirty-four billion, two hundred twenty million, four hundred thousand, two hundred twenty-five".