121550002 has 8 divisors (see below), whose sum is σ = 208371456. Its totient is φ = 52092852.

The previous prime is 121549957. The next prime is 121550047. The reversal of 121550002 is 200055121.

It is an interprime number because it is at equal distance from previous prime (121549957) and next prime (121550047).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4341058 + ... + 4341085.

It is an arithmetic number, because the mean of its divisors is an integer number (26046432).

Almost surely, 2^121550002 is an apocalyptic number.

121550002 is a deficient number, since it is larger than the sum of its proper divisors (86821454).

121550002 is an equidigital number, since it uses as much as digits as its factorization.

121550002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8682152.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 121550002 is about 11024.9717459955. The cubic root of 121550002 is about 495.3570216234.

The spelling of 121550002 in words is "one hundred twenty-one million, five hundred fifty thousand, two".