1022011212101 has 32 divisors (see below), whose sum is σ = 1162884159360. Its totient is φ = 889981747200.

The previous prime is 1022011212097. The next prime is 1022011212107. The reversal of 1022011212101 is 1012121102201.

It is a cyclic number.

It is not a de Polignac number, because 1022011212101 - 2² = 1022011212097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022011212107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67402961 + ... + 67418121.

It is an arithmetic number, because the mean of its divisors is an integer number (36340129980).

Almost surely, 2^{1022011212101} is an apocalyptic number.

1022011212101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1022011212101 is a deficient number, since it is larger than the sum of its proper divisors (140872947259).

1022011212101 is a wasteful number, since it uses less digits than its factorization.

1022011212101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17957.

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

Adding to 1022011212101 its reverse (1012121102201), we get a palindrome (2034132314302).

The spelling of 1022011212101 in words is "one trillion, twenty-two billion, eleven million, two hundred twelve thousand, one hundred one".