121000244235025 has 6 divisors (see below), whose sum is σ = 150040302851462. Its totient is φ = 96800195388000.

The previous prime is 121000244235011. The next prime is 121000244235061. The reversal of 121000244235025 is 520532442000121.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 382565753361 + 120617678481664 = 618519^2 + 10982608^2 .

It is not a de Polignac number, because 121000244235025 - 2⁵ = 121000244234993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2420004884676 + ... + 2420004884725.

Almost surely, 2^{121000244235025} is an apocalyptic number.

It is an amenable number.

121000244235025 is a deficient number, since it is larger than the sum of its proper divisors (29040058616437).

121000244235025 is an equidigital number, since it uses as much as digits as its factorization.

121000244235025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4840009769411 (or 4840009769406 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 121000244235025 its reverse (520532442000121), we get a palindrome (641532686235146).

The spelling of 121000244235025 in words is "one hundred twenty-one trillion, two hundred forty-four million, two hundred thirty-five thousand, twenty-five".