2221123230000 has 150 divisors (see below), whose sum is σ = 7767589078964. Its totient is φ = 592299504000.

The previous prime is 2221123229987. The next prime is 2221123230023. The reversal of 2221123230000 is 323211222.

2221123230000 is a `hidden beast` number, since 222 + 112 + 32 + 300 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (150).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 12249574 + ... + 12429573.

Almost surely, 2^{2221123230000} is an apocalyptic number.

2221123230000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2221123230000 is an abundant number, since it is smaller than the sum of its proper divisors (5546465848964).

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

2221123230000 is a wasteful number, since it uses less digits than its factorization.

2221123230000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24679181 (or 24679157 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 2221123230000 its reverse (323211222), we get a palindrome (2221446441222).

The spelling of 2221123230000 in words is "two trillion, two hundred twenty-one billion, one hundred twenty-three million, two hundred thirty thousand".