12221000022010 has 32 divisors (see below), whose sum is σ = 23876473485312. Its totient is φ = 4476838766400.

The previous prime is 12221000021963. The next prime is 12221000022031. The reversal of 12221000022010 is 1022000012221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

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, 370092516 + ... + 370125535.

It is an arithmetic number, because the mean of its divisors is an integer number (746139796416).

Almost surely, 2^{12221000022010} is an apocalyptic number.

12221000022010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12221000022010 is a deficient number, since it is larger than the sum of its proper divisors (11655473463302).

12221000022010 is a wasteful number, since it uses less digits than its factorization.

12221000022010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740218198.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12221000022010 its reverse (1022000012221), we get a palindrome (13243000034231).

The spelling of 12221000022010 in words is "twelve trillion, two hundred twenty-one billion, twenty-two thousand, ten".