1025324220100 has 18 divisors (see below), whose sum is σ = 2224953557834. Its totient is φ = 410129688000.

The previous prime is 1025324220083. The next prime is 1025324220113. The reversal of 1025324220100 is 10224235201.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2102956164 + 1023221263936 = 45858^2 + 1011544^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5126621001 + ... + 5126621200.

Almost surely, 2^{1025324220100} is an apocalyptic number.

1025324220100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1025324220100 is an abundant number, since it is smaller than the sum of its proper divisors (1199629337734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1025324220100 is a wasteful number, since it uses less digits than its factorization.

1025324220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10253242215 (or 10253242208 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 1025324220100 its reverse (10224235201), we get a palindrome (1035548455301).

The spelling of 1025324220100 in words is "one trillion, twenty-five billion, three hundred twenty-four million, two hundred twenty thousand, one hundred".