2121443422030 has 16 divisors (see below), whose sum is σ = 3883320163440. Its totient is φ = 834194701312.

The previous prime is 2121443422001. The next prime is 2121443422057. The reversal of 2121443422030 is 302243441212.

It is a self number, because there is not a number n which added to its sum of digits gives 2121443422030.

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, 1797832819 + ... + 1797833998.

It is an arithmetic number, because the mean of its divisors is an integer number (242707510215).

Almost surely, 2^{2121443422030} is an apocalyptic number.

2121443422030 is a deficient number, since it is larger than the sum of its proper divisors (1761876741410).

2121443422030 is a wasteful number, since it uses less digits than its factorization.

2121443422030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3595666883.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 2121443422030 its reverse (302243441212), we get a palindrome (2423686863242).

The spelling of 2121443422030 in words is "two trillion, one hundred twenty-one billion, four hundred forty-three million, four hundred twenty-two thousand, thirty".