2123220202 has 16 divisors (see below), whose sum is σ = 3450598272. Its totient is φ = 975925440.

The previous prime is 2123220179. The next prime is 2123220251. The reversal of 2123220202 is 2020223212.

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, 724674 + ... + 727597.

It is an arithmetic number, because the mean of its divisors is an integer number (215662392).

Almost surely, 2^2123220202 is an apocalyptic number.

2123220202 is a deficient number, since it is larger than the sum of its proper divisors (1327378070).

2123220202 is a wasteful number, since it uses less digits than its factorization.

2123220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452333.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2123220202 is about 46078.4136228668. The cubic root of 2123220202 is about 1285.2817647351.

Adding to 2123220202 its reverse (2020223212), we get a palindrome (4143443414).

The spelling of 2123220202 in words is "two billion, one hundred twenty-three million, two hundred twenty thousand, two hundred two".