1021232314225 has 24 divisors (see below), whose sum is σ = 1319200878240. Its totient is φ = 783549840000.

The previous prime is 1021232314169. The next prime is 1021232314247. The reversal of 1021232314225 is 5224132321201.

It is a happy number.

It is not a de Polignac number, because 1021232314225 - 2¹⁹ = 1021231789937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1021232314193 and 1021232314202.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8382951 + ... + 8503900.

It is an arithmetic number, because the mean of its divisors is an integer number (54966703260).

Almost surely, 2^{1021232314225} is an apocalyptic number.

It is an amenable number.

1021232314225 is a deficient number, since it is larger than the sum of its proper divisors (297968564015).

1021232314225 is a wasteful number, since it uses less digits than its factorization.

1021232314225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16886961 (or 16886956 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 1021232314225 its reverse (5224132321201), we get a palindrome (6245364635426).

The spelling of 1021232314225 in words is "one trillion, twenty-one billion, two hundred thirty-two million, three hundred fourteen thousand, two hundred twenty-five".