2123033221147 has 2 divisors, whose sum is σ = 2123033221148. Its totient is φ = 2123033221146.

The previous prime is 2123033221097. The next prime is 2123033221237. The reversal of 2123033221147 is 7411223303212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2123033221147 is a prime.

It is not a weakly prime, because it can be changed into another prime (2123033221447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061516610573 + 1061516610574.

It is an arithmetic number, because the mean of its divisors is an integer number (1061516610574).

Almost surely, 2^{2123033221147} is an apocalyptic number.

2123033221147 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123033221147 is an equidigital number, since it uses as much as digits as its factorization.

2123033221147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 31.

Adding to 2123033221147 its reverse (7411223303212), we get a palindrome (9534256524359).

The spelling of 2123033221147 in words is "two trillion, one hundred twenty-three billion, thirty-three million, two hundred twenty-one thousand, one hundred forty-seven".