126420220222 has 32 divisors (see below), whose sum is σ = 204448458240. Its totient is φ = 58485467040.

The previous prime is 126420220211. The next prime is 126420220271. The reversal of 126420220222 is 222022024621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192072 + ... + 538267.

It is an arithmetic number, because the mean of its divisors is an integer number (6389014320).

Almost surely, 2^126420220222 is an apocalyptic number.

126420220222 is a deficient number, since it is larger than the sum of its proper divisors (78028238018).

126420220222 is a wasteful number, since it uses less digits than its factorization.

126420220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730488.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 126420220222 its reverse (222022024621), we get a palindrome (348442244843).

The spelling of 126420220222 in words is "one hundred twenty-six billion, four hundred twenty million, two hundred twenty thousand, two hundred twenty-two".