1122020012101 has 4 divisors (see below), whose sum is σ = 1170803490912. Its totient is φ = 1073236533292.

The previous prime is 1122020012089. The next prime is 1122020012123. The reversal of 1122020012101 is 1012100202211.

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 1122020012101 - 2⁹ = 1122020011589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122020019101) 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, 24391739371 + ... + 24391739416.

It is an arithmetic number, because the mean of its divisors is an integer number (292700872728).

Almost surely, 2^{1122020012101} is an apocalyptic number.

It is an amenable number.

1122020012101 is a deficient number, since it is larger than the sum of its proper divisors (48783478811).

1122020012101 is an equidigital number, since it uses as much as digits as its factorization.

1122020012101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48783478810.

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

Adding to 1122020012101 its reverse (1012100202211), we get a palindrome (2134120214312).

The spelling of 1122020012101 in words is "one trillion, one hundred twenty-two billion, twenty million, twelve thousand, one hundred one".