1011022022101 has 24 divisors (see below), whose sum is σ = 1324770168384. Its totient is φ = 752874819840.

The previous prime is 1011022022099. The next prime is 1011022022113. The reversal of 1011022022101 is 1012202201101.

It is not a de Polignac number, because 1011022022101 - 2¹ = 1011022022099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011022022141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25115935 + ... + 25156156.

It is an arithmetic number, because the mean of its divisors is an integer number (55198757016).

Almost surely, 2^{1011022022101} is an apocalyptic number.

It is an amenable number.

1011022022101 is a deficient number, since it is larger than the sum of its proper divisors (313748146283).

1011022022101 is a wasteful number, since it uses less digits than its factorization.

1011022022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50272141 (or 50272128 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1011022022101 its reverse (1012202201101), we get a palindrome (2023224223202).

The spelling of 1011022022101 in words is "one trillion, eleven billion, twenty-two million, twenty-two thousand, one hundred one".