1022100100202 has 8 divisors (see below), whose sum is σ = 1623335453316. Its totient is φ = 480988282432.

The previous prime is 1022100100169. The next prime is 1022100100207. The reversal of 1022100100202 is 2020010012201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 774204652321 + 247895447881 = 879889^2 + 497891^2 .

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

It is a super-2 number, since 2×1022100100202² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1022100100207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15030883793 + ... + 15030883860.

Almost surely, 2^{1022100100202} is an apocalyptic number.

1022100100202 is a deficient number, since it is larger than the sum of its proper divisors (601235353114).

1022100100202 is a wasteful number, since it uses less digits than its factorization.

1022100100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30061767672.

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

Adding to 1022100100202 its reverse (2020010012201), we get a palindrome (3042110112403).

The spelling of 1022100100202 in words is "one trillion, twenty-two billion, one hundred million, one hundred thousand, two hundred two".