121103021332 has 48 divisors (see below), whose sum is σ = 225495773440. Its totient is φ = 56745142272.

The previous prime is 121103021321. The next prime is 121103021357. The reversal of 121103021332 is 233120301121.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28181008 + ... + 28185304.

Almost surely, 2^121103021332 is an apocalyptic number.

It is an amenable number.

121103021332 is a deficient number, since it is larger than the sum of its proper divisors (104392752108).

121103021332 is a wasteful number, since it uses less digits than its factorization.

121103021332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8240 (or 8238 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 121103021332 its reverse (233120301121), we get a palindrome (354223322453).

The spelling of 121103021332 in words is "one hundred twenty-one billion, one hundred three million, twenty-one thousand, three hundred thirty-two".