2102020211122 has 8 divisors (see below), whose sum is σ = 3395571110316. Its totient is φ = 970163174352.

The previous prime is 2102020211101. The next prime is 2102020211143. The reversal of 2102020211122 is 2211120202012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2102020211101) and next prime (2102020211143).

It can be written as a sum of positive squares in 2 ways, for example, as 2096324641161 + 5695569961 = 1447869^2 + 75469^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2102020211096 and 2102020211105.

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 3 ways as a sum of consecutive naturals, for example, 40423465573 + ... + 40423465624.

Almost surely, 2^{2102020211122} is an apocalyptic number.

2102020211122 is a deficient number, since it is larger than the sum of its proper divisors (1293550899194).

2102020211122 is a wasteful number, since it uses less digits than its factorization.

2102020211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80846931212.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2102020211122 its reverse (2211120202012), we get a palindrome (4313140413134).

The spelling of 2102020211122 in words is "two trillion, one hundred two billion, twenty million, two hundred eleven thousand, one hundred twenty-two".