2121031100230 has 16 divisors (see below), whose sum is σ = 4363263977760. Its totient is φ = 727210662912.

The previous prime is 2121031100161. The next prime is 2121031100249. The reversal of 2121031100230 is 320011301212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15150222075 + ... + 15150222214.

It is an arithmetic number, because the mean of its divisors is an integer number (272703998610).

Almost surely, 2^{2121031100230} is an apocalyptic number.

2121031100230 is an abundant number, since it is smaller than the sum of its proper divisors (2242232877530).

2121031100230 is a wasteful number, since it uses less digits than its factorization.

2121031100230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30300444303.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2121031100230 its reverse (320011301212), we get a palindrome (2441042401442).

The spelling of 2121031100230 in words is "two trillion, one hundred twenty-one billion, thirty-one million, one hundred thousand, two hundred thirty".