121253002 has 16 divisors (see below), whose sum is σ = 202625640. Its totient is φ = 54032832.

The previous prime is 121252979. The next prime is 121253023. The reversal of 121253002 is 200352121.

It can be written as a sum of positive squares in 4 ways, for example, as 48986001 + 72267001 = 6999^2 + 8501^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79653 + ... + 81160.

Almost surely, 2^121253002 is an apocalyptic number.

121253002 is a deficient number, since it is larger than the sum of its proper divisors (81372638).

121253002 is a wasteful number, since it uses less digits than its factorization.

121253002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160857.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 121253002 is about 11011.4940857270. The cubic root of 121253002 is about 494.9532343671.

The spelling of 121253002 in words is "one hundred twenty-one million, two hundred fifty-three thousand, two".