121023002 has 4 divisors (see below), whose sum is σ = 181534506. Its totient is φ = 60511500.

The previous prime is 121022981. The next prime is 121023013. The reversal of 121023002 is 200320121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200320121 = 181 ⋅1106741.

It can be written as a sum of positive squares in only one way, i.e., 99780121 + 21242881 = 9989^2 + 4609^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30255749 + ... + 30255752.

Almost surely, 2^121023002 is an apocalyptic number.

121023002 is a deficient number, since it is larger than the sum of its proper divisors (60511504).

121023002 is an equidigital number, since it uses as much as digits as its factorization.

121023002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60511503.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 121023002 is about 11001.0454957699. The cubic root of 121023002 is about 494.6400839103.

Adding to 121023002 its reverse (200320121), we get a palindrome (321343123).

The spelling of 121023002 in words is "one hundred twenty-one million, twenty-three thousand, two".