1022111121011 has 8 divisors (see below), whose sum is σ = 1071910291200. Its totient is φ = 972758580552.

The previous prime is 1022111120993. The next prime is 1022111121019. The reversal of 1022111121011 is 1101211112201.

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 1022111121011 - 2³⁸ = 747233214067 is a prime.

It is a super-2 number, since 2×1022111121011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022111121019) 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, 111652745 + ... + 111661898.

It is an arithmetic number, because the mean of its divisors is an integer number (133988786400).

Almost surely, 2^{1022111121011} is an apocalyptic number.

1022111121011 is a deficient number, since it is larger than the sum of its proper divisors (49799170189).

1022111121011 is a wasteful number, since it uses less digits than its factorization.

1022111121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223314865.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1022111121011 its reverse (1101211112201), we get a palindrome (2123322233212).

The spelling of 1022111121011 in words is "one trillion, twenty-two billion, one hundred eleven million, one hundred twenty-one thousand, eleven".