121003524052 has 12 divisors (see below), whose sum is σ = 224212412340. Its totient is φ = 56942834816.

The previous prime is 121003524041. The next prime is 121003524091. The reversal of 121003524052 is 250425300121.

It can be written as a sum of positive squares in 2 ways, for example, as 35086534596 + 85916989456 = 187314^2 + 293116^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 889731727 + ... + 889731862.

It is an arithmetic number, because the mean of its divisors is an integer number (18684367695).

Almost surely, 2^121003524052 is an apocalyptic number.

It is an amenable number.

121003524052 is a deficient number, since it is larger than the sum of its proper divisors (103208888288).

121003524052 is a wasteful number, since it uses less digits than its factorization.

121003524052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779463610 (or 1779463608 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 121003524052 its reverse (250425300121), we get a palindrome (371428824173).

The spelling of 121003524052 in words is "one hundred twenty-one billion, three million, five hundred twenty-four thousand, fifty-two".