2102022122210 has 32 divisors (see below), whose sum is σ = 4007610036720. Its totient is φ = 791072335872.

The previous prime is 2102022122197. The next prime is 2102022122231. The reversal of 2102022122210 is 122212202012.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1287423814609 + 814598307601 = 1134647^2 + 902551^2 .

It is a super-3 number, since 3×2102022122210³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1678265 + ... + 2649644.

Almost surely, 2^{2102022122210} is an apocalyptic number.

2102022122210 is a deficient number, since it is larger than the sum of its proper divisors (1905587914510).

2102022122210 is a wasteful number, since it uses less digits than its factorization.

2102022122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4330790.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2102022122210 its reverse (122212202012), we get a palindrome (2224234324222).

The spelling of 2102022122210 in words is "two trillion, one hundred two billion, twenty-two million, one hundred twenty-two thousand, two hundred ten".