121002023211004 has 24 divisors (see below), whose sum is σ = 228250152719568. Its totient is φ = 55796178687360.

The previous prime is 121002023210993. The next prime is 121002023211007. The reversal of 121002023211004 is 400112320200121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121002023211007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1060545502 + ... + 1060659589.

It is an arithmetic number, because the mean of its divisors is an integer number (9510423029982).

Almost surely, 2^{121002023211004} is an apocalyptic number.

It is an amenable number.

121002023211004 is a deficient number, since it is larger than the sum of its proper divisors (107248129508564).

121002023211004 is a wasteful number, since it uses less digits than its factorization.

121002023211004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2121206205 (or 2121206203 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 121002023211004 its reverse (400112320200121), we get a palindrome (521114343411125).

The spelling of 121002023211004 in words is "one hundred twenty-one trillion, two billion, twenty-three million, two hundred eleven thousand, four".