2123220213122 has 8 divisors (see below), whose sum is σ = 3185707452672. Its totient is φ = 1061317728900.

The previous prime is 2123220213119. The next prime is 2123220213143. The reversal of 2123220213122 is 2213120223212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2123220213122² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146179754 + ... + 146194277.

It is an arithmetic number, because the mean of its divisors is an integer number (398213431584).

Almost surely, 2^{2123220213122} is an apocalyptic number.

2123220213122 is a deficient number, since it is larger than the sum of its proper divisors (1062487239550).

2123220213122 is a wasteful number, since it uses less digits than its factorization.

2123220213122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292377664.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2123220213122 its reverse (2213120223212), we get a palindrome (4336340436334).

The spelling of 2123220213122 in words is "two trillion, one hundred twenty-three billion, two hundred twenty million, two hundred thirteen thousand, one hundred twenty-two".