1010002100222 has 4 divisors (see below), whose sum is σ = 1515003150336. Its totient is φ = 505001050110.

The previous prime is 1010002100221. The next prime is 1010002100243. The reversal of 1010002100222 is 2220012000101.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010002100221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252500525054 + ... + 252500525057.

It is an arithmetic number, because the mean of its divisors is an integer number (378750787584).

Almost surely, 2^{1010002100222} is an apocalyptic number.

1010002100222 is a deficient number, since it is larger than the sum of its proper divisors (505001050114).

1010002100222 is an equidigital number, since it uses as much as digits as its factorization.

1010002100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505001050113.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1010002100222 its reverse (2220012000101), we get a palindrome (3230014100323).

The spelling of 1010002100222 in words is "one trillion, ten billion, two million, one hundred thousand, two hundred twenty-two".