2123562213146 has 16 divisors (see below), whose sum is σ = 3475343072160. Its totient is φ = 965138027280.

The previous prime is 2123562213131. The next prime is 2123562213197. The reversal of 2123562213146 is 6413122653212.

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, 5691281 + ... + 6052916.

It is an arithmetic number, because the mean of its divisors is an integer number (217208942010).

Almost surely, 2^{2123562213146} is an apocalyptic number.

2123562213146 is a deficient number, since it is larger than the sum of its proper divisors (1351780859014).

2123562213146 is a wasteful number, since it uses less digits than its factorization.

2123562213146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11752429.

The product of its digits is 103680, while the sum is 38.

Adding to 2123562213146 its reverse (6413122653212), we get a palindrome (8536684866358).

The spelling of 2123562213146 in words is "two trillion, one hundred twenty-three billion, five hundred sixty-two million, two hundred thirteen thousand, one hundred forty-six".