121023111002 has 16 divisors (see below), whose sum is σ = 183064175712. Its totient is φ = 60002445360.

The previous prime is 121023110987. The next prime is 121023111017. The reversal of 121023111002 is 200111320121.

It is an interprime number because it is at equal distance from previous prime (121023110987) and next prime (121023111017).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153713 + ... + 515435.

It is an arithmetic number, because the mean of its divisors is an integer number (11441510982).

Almost surely, 2^121023111002 is an apocalyptic number.

121023111002 is a deficient number, since it is larger than the sum of its proper divisors (62041064710).

121023111002 is a wasteful number, since it uses less digits than its factorization.

121023111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363133.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 121023111002 its reverse (200111320121), we get a palindrome (321134431123).

The spelling of 121023111002 in words is "one hundred twenty-one billion, twenty-three million, one hundred eleven thousand, two".