1022111201001 has 16 divisors (see below), whose sum is σ = 1496552951808. Its totient is φ = 615358938000.

The previous prime is 1022111200987. The next prime is 1022111201029. The reversal of 1022111201001 is 1001021112201.

It is not a de Polignac number, because 1022111201001 - 2¹⁵ = 1022111168233 is a prime.

It is a super-3 number, since 3×1022111201001³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1022111601001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102554841 + ... + 102564806.

It is an arithmetic number, because the mean of its divisors is an integer number (93534559488).

Almost surely, 2^{1022111201001} is an apocalyptic number.

1022111201001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1022111201001 is a deficient number, since it is larger than the sum of its proper divisors (474441750807).

1022111201001 is a wasteful number, since it uses less digits than its factorization.

1022111201001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205119812.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1022111201001 its reverse (1001021112201), we get a palindrome (2023132313202).

The spelling of 1022111201001 in words is "one trillion, twenty-two billion, one hundred eleven million, two hundred one thousand, one".