2122021010111 has 8 divisors (see below), whose sum is σ = 2144783517984. Its totient is φ = 2099292863200.

The previous prime is 2122021010107. The next prime is 2122021010183. The reversal of 2122021010111 is 1110101202212.

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

It is a cyclic number.

It is not a de Polignac number, because 2122021010111 - 2² = 2122021010107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122021010101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8466056 + ... + 8713101.

It is an arithmetic number, because the mean of its divisors is an integer number (268097939748).

Almost surely, 2^{2122021010111} is an apocalyptic number.

2122021010111 is a deficient number, since it is larger than the sum of its proper divisors (22762507873).

2122021010111 is a wasteful number, since it uses less digits than its factorization.

2122021010111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17180481.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2122021010111 its reverse (1110101202212), we get a palindrome (3232122212323).

The spelling of 2122021010111 in words is "two trillion, one hundred twenty-two billion, twenty-one million, ten thousand, one hundred eleven".