121011133203425 has 12 divisors (see below), whose sum is σ = 153246439326336. Its totient is φ = 94749142592400.

The previous prime is 121011133203391. The next prime is 121011133203473. The reversal of 121011133203425 is 524302331110121.

It is not a de Polignac number, because 121011133203425 - 2¹⁴ = 121011133187041 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51494098061 + ... + 51494100410.

It is an arithmetic number, because the mean of its divisors is an integer number (12770536610528).

Almost surely, 2^{121011133203425} is an apocalyptic number.

It is an amenable number.

121011133203425 is a deficient number, since it is larger than the sum of its proper divisors (32235306122911).

121011133203425 is a wasteful number, since it uses less digits than its factorization.

121011133203425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102988198528 (or 102988198523 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 121011133203425 its reverse (524302331110121), we get a palindrome (645313464313546).

The spelling of 121011133203425 in words is "one hundred twenty-one trillion, eleven billion, one hundred thirty-three million, two hundred three thousand, four hundred twenty-five".