222021101121010 has 16 divisors (see below), whose sum is σ = 399638440612800. Its totient is φ = 88808338538416.

The previous prime is 222021101120963. The next prime is 222021101121013. The reversal of 222021101121010 is 10121101120222.

It is not an unprimeable number, because it can be changed into a prime (222021101121013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3252220 + ... + 21321799.

It is an arithmetic number, because the mean of its divisors is an integer number (24977402538300).

Almost surely, 2^{222021101121010} is an apocalyptic number.

222021101121010 is a deficient number, since it is larger than the sum of its proper divisors (177617339491790).

222021101121010 is a wasteful number, since it uses less digits than its factorization.

222021101121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25477505.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 222021101121010 its reverse (10121101120222), we get a palindrome (232142202241232).

The spelling of 222021101121010 in words is "two hundred twenty-two trillion, twenty-one billion, one hundred one million, one hundred twenty-one thousand, ten".