2123143020204 has 48 divisors (see below), whose sum is σ = 5108285129472. Its totient is φ = 685995424192.

The previous prime is 2123143020169. The next prime is 2123143020239. The reversal of 2123143020204 is 4020203413212.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2123143020169) and next prime (2123143020239).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20057304 + ... + 20162879.

It is an arithmetic number, because the mean of its divisors is an integer number (106422606864).

Almost surely, 2^{2123143020204} is an apocalyptic number.

It is an amenable number.

2123143020204 is an abundant number, since it is smaller than the sum of its proper divisors (2985142109268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2123143020204 is a wasteful number, since it uses less digits than its factorization.

2123143020204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40220326 (or 40220324 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 2123143020204 its reverse (4020203413212), we get a palindrome (6143346433416).

The spelling of 2123143020204 in words is "two trillion, one hundred twenty-three billion, one hundred forty-three million, twenty thousand, two hundred four".