112012021001 has 2 divisors, whose sum is σ = 112012021002. Its totient is φ = 112012021000.

The previous prime is 112012020931. The next prime is 112012021057. The reversal of 112012021001 is 100120210211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104377455625 + 7634565376 = 323075^2 + 87376^2 .

It is a cyclic number.

It is not a de Polignac number, because 112012021001 - 2¹⁴ = 112012004617 is a prime.

It is a super-3 number, since 3×112012021001³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (112012021081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56006010500 + 56006010501.

It is an arithmetic number, because the mean of its divisors is an integer number (56006010501).

Almost surely, 2^112012021001 is an apocalyptic number.

It is an amenable number.

112012021001 is a deficient number, since it is larger than the sum of its proper divisors (1).

112012021001 is an equidigital number, since it uses as much as digits as its factorization.

112012021001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 112012021001 its reverse (100120210211), we get a palindrome (212132231212).

The spelling of 112012021001 in words is "one hundred twelve billion, twelve million, twenty-one thousand, one".