201010102222 has 4 divisors (see below), whose sum is σ = 301515153336. Its totient is φ = 100505051110.

The previous prime is 201010102217. The next prime is 201010102229. The reversal of 201010102222 is 222201010102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×201010102222² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201010102229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50252525554 + ... + 50252525557.

It is an arithmetic number, because the mean of its divisors is an integer number (75378788334).

Almost surely, 2^201010102222 is an apocalyptic number.

201010102222 is a deficient number, since it is larger than the sum of its proper divisors (100505051114).

201010102222 is a wasteful number, since it uses less digits than its factorization.

201010102222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100505051113.

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

Adding to 201010102222 its reverse (222201010102), we get a palindrome (423211112324).

It can be divided in two parts, 201010102 and 222, that multiplied together give a palindrome (44624242644).

The spelling of 201010102222 in words is "two hundred one billion, ten million, one hundred two thousand, two hundred twenty-two".