121144302 has 32 divisors (see below), whose sum is σ = 269853600. Its totient is φ = 40284864.

The previous prime is 121144291. The next prime is 121144313. The reversal of 121144302 is 203441121.

It is an interprime number because it is at equal distance from previous prime (121144291) and next prime (121144313).

It is a super-3 number, since 3×121144302³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22224 + ... + 27132.

It is an arithmetic number, because the mean of its divisors is an integer number (8432925).

Almost surely, 2^121144302 is an apocalyptic number.

121144302 is an abundant number, since it is smaller than the sum of its proper divisors (148709298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121144302 is a wasteful number, since it uses less digits than its factorization.

121144302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5377 (or 5371 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 121144302 is about 11006.5572273986. The cubic root of 121144302 is about 494.8052861352.

Adding to 121144302 its reverse (203441121), we get a palindrome (324585423).

The spelling of 121144302 in words is "one hundred twenty-one million, one hundred forty-four thousand, three hundred two".