2111020220122 has 16 divisors (see below), whose sum is σ = 3454441615872. Its totient is φ = 959542175520.

The previous prime is 2111020220053. The next prime is 2111020220131. The reversal of 2111020220122 is 2210220201112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2111020220096 and 2111020220105.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1230343 + ... + 2394949.

It is an arithmetic number, because the mean of its divisors is an integer number (215902600992).

Almost surely, 2^{2111020220122} is an apocalyptic number.

2111020220122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2111020220122 is a deficient number, since it is larger than the sum of its proper divisors (1343421395750).

2111020220122 is a wasteful number, since it uses less digits than its factorization.

2111020220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247013.

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

Adding to 2111020220122 its reverse (2210220201112), we get a palindrome (4321240421234).

The spelling of 2111020220122 in words is "two trillion, one hundred eleven billion, twenty million, two hundred twenty thousand, one hundred twenty-two".