111022020010087 has 2 divisors, whose sum is σ = 111022020010088. Its totient is φ = 111022020010086.

The previous prime is 111022020009973. The next prime is 111022020010091. The reversal of 111022020010087 is 780010020220111.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (780010020220111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111022020010087 - 2²⁷ = 111021885792359 is a prime.

It is a super-4 number, since 4×111022020010087⁴ (a number of 57 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111022020010987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55511010005043 + 55511010005044.

It is an arithmetic number, because the mean of its divisors is an integer number (55511010005044).

Almost surely, 2^{111022020010087} is an apocalyptic number.

111022020010087 is a deficient number, since it is larger than the sum of its proper divisors (1).

111022020010087 is an equidigital number, since it uses as much as digits as its factorization.

111022020010087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 25.

Adding to 111022020010087 its reverse (780010020220111), we get a palindrome (891032040230198).

The spelling of 111022020010087 in words is "one hundred eleven trillion, twenty-two billion, twenty million, ten thousand, eighty-seven".