121400302 has 16 divisors (see below), whose sum is σ = 190260000. Its totient is φ = 57987072.

The previous prime is 121400299. The next prime is 121400339. The reversal of 121400302 is 203004121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56398 + ... + 58510.

It is an arithmetic number, because the mean of its divisors is an integer number (11891250).

Almost surely, 2^121400302 is an apocalyptic number.

121400302 is a deficient number, since it is larger than the sum of its proper divisors (68859698).

121400302 is a wasteful number, since it uses less digits than its factorization.

121400302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3387.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 121400302 is about 11018.1805213021. The cubic root of 121400302 is about 495.1535788464.

Adding to 121400302 its reverse (203004121), we get a palindrome (324404423).

The spelling of 121400302 in words is "one hundred twenty-one million, four hundred thousand, three hundred two".