22120221121010 has 8 divisors (see below), whose sum is σ = 39816398017836. Its totient is φ = 8848088448400.

The previous prime is 22120221121003. The next prime is 22120221121027. The reversal of 22120221121010 is 1012112202122.

It can be written as a sum of positive squares in 2 ways, for example, as 22017857597761 + 102363523249 = 4692319^2 + 319943^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22120221121010.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1106011056041 + ... + 1106011056060.

Almost surely, 2^{22120221121010} is an apocalyptic number.

22120221121010 is a deficient number, since it is larger than the sum of its proper divisors (17696176896826).

22120221121010 is a wasteful number, since it uses less digits than its factorization.

22120221121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212022112108.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22120221121010 its reverse (1012112202122), we get a palindrome (23132333323132).

The spelling of 22120221121010 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty-one million, one hundred twenty-one thousand, ten".