10221122111010 has 16 divisors (see below), whose sum is σ = 24530693066496. Its totient is φ = 2725632562928.

The previous prime is 10221122111003. The next prime is 10221122111033. The reversal of 10221122111010 is 1011122112201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170352035154 + ... + 170352035213.

It is an arithmetic number, because the mean of its divisors is an integer number (1533168316656).

Almost surely, 2^{10221122111010} is an apocalyptic number.

10221122111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10221122111010 is an abundant number, since it is smaller than the sum of its proper divisors (14309570955486).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10221122111010 is a wasteful number, since it uses less digits than its factorization.

10221122111010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340704070377.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10221122111010 its reverse (1011122112201), we get a palindrome (11232244223211).

The spelling of 10221122111010 in words is "ten trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred eleven thousand, ten".