121103402 has 24 divisors (see below), whose sum is σ = 211943556. Its totient is φ = 51746688.

The previous prime is 121103401. The next prime is 121103407. The reversal of 121103402 is 204301121.

It can be written as a sum of positive squares in 2 ways, for example, as 112169281 + 8934121 = 10591^2 + 2989^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (121103401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34898 + ... + 38210.

Almost surely, 2^121103402 is an apocalyptic number.

121103402 is a deficient number, since it is larger than the sum of its proper divisors (90840154).

121103402 is a wasteful number, since it uses less digits than its factorization.

121103402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3702 (or 3695 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 121103402 is about 11004.6990872082. The cubic root of 121103402 is about 494.7495954870.

Adding to 121103402 its reverse (204301121), we get a palindrome (325404523).

The spelling of 121103402 in words is "one hundred twenty-one million, one hundred three thousand, four hundred two".