2123220210290 has 64 divisors (see below), whose sum is σ = 3962853797760. Its totient is φ = 818081295360.

The previous prime is 2123220210289. The next prime is 2123220210323. The reversal of 2123220210290 is 920120223212.

It is a super-2 number, since 2×2123220210290² (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 31 ways as a sum of consecutive naturals, for example, 348580145 + ... + 348586235.

It is an arithmetic number, because the mean of its divisors is an integer number (61919590590).

Almost surely, 2^{2123220210290} is an apocalyptic number.

2123220210290 is a deficient number, since it is larger than the sum of its proper divisors (1839633587470).

2123220210290 is a wasteful number, since it uses less digits than its factorization.

2123220210290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8747.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 2123220210290 in words is "two trillion, one hundred twenty-three billion, two hundred twenty million, two hundred ten thousand, two hundred ninety".