121023223003 has 16 divisors (see below), whose sum is σ = 129900508416. Its totient is φ = 112456982880.

The previous prime is 121023223001. The next prime is 121023223051. The reversal of 121023223003 is 300322320121.

It is a cyclic number.

It is not a de Polignac number, because 121023223003 - 2¹ = 121023223001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121023223001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 436608 + ... + 657778.

It is an arithmetic number, because the mean of its divisors is an integer number (8118781776).

Almost surely, 2^121023223003 is an apocalyptic number.

121023223003 is a deficient number, since it is larger than the sum of its proper divisors (8877285413).

121023223003 is a wasteful number, since it uses less digits than its factorization.

121023223003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221874.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 121023223003 its reverse (300322320121), we get a palindrome (421345543124).

It can be divided in two parts, 1210232 and 23003, that added together give a triangular number (1233235 = T₁₅₇₀).

The spelling of 121023223003 in words is "one hundred twenty-one billion, twenty-three million, two hundred twenty-three thousand, three".