1012222201101 has 4 divisors (see below), whose sum is σ = 1349629601472. Its totient is φ = 674814800732.

The previous prime is 1012222201079. The next prime is 1012222201103. The reversal of 1012222201101 is 1011022222101.

1012222201101 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1012222201101 - 2⁶ = 1012222201037 is a prime.

It is a super-2 number, since 2×1012222201101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012222201103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168703700181 + ... + 168703700186.

It is an arithmetic number, because the mean of its divisors is an integer number (337407400368).

Almost surely, 2^{1012222201101} is an apocalyptic number.

It is an amenable number.

1012222201101 is a deficient number, since it is larger than the sum of its proper divisors (337407400371).

1012222201101 is an equidigital number, since it uses as much as digits as its factorization.

1012222201101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337407400370.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1012222201101 its reverse (1011022222101), we get a palindrome (2023244423202).

The spelling of 1012222201101 in words is "one trillion, twelve billion, two hundred twenty-two million, two hundred one thousand, one hundred one".