1122021222010 has 64 divisors (see below), whose sum is σ = 2204466443424. Its totient is φ = 408700800000.

The previous prime is 1122021221989. The next prime is 1122021222017. The reversal of 1122021222010 is 102221202211.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 264698931121 + 857322290889 = 514489^2 + 925917^2 .

It is not an unprimeable number, because it can be changed into a prime (1122021222017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3482760 + ... + 3791260.

Almost surely, 2^{1122021222010} is an apocalyptic number.

1122021222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1122021222010 is a deficient number, since it is larger than the sum of its proper divisors (1082445221414).

1122021222010 is a wasteful number, since it uses less digits than its factorization.

1122021222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308899.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1122021222010 its reverse (102221202211), we get a palindrome (1224242424221).

The spelling of 1122021222010 in words is "one trillion, one hundred twenty-two billion, twenty-one million, two hundred twenty-two thousand, ten".