101122021001087 has 2 divisors, whose sum is σ = 101122021001088. Its totient is φ = 101122021001086.

The previous prime is 101122021001077. The next prime is 101122021001191. The reversal of 101122021001087 is 780100120221101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101122021001087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101122021001077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50561010500543 + 50561010500544.

It is an arithmetic number, because the mean of its divisors is an integer number (50561010500544).

Almost surely, 2^{101122021001087} is an apocalyptic number.

101122021001087 is a deficient number, since it is larger than the sum of its proper divisors (1).

101122021001087 is an equidigital number, since it uses as much as digits as its factorization.

101122021001087 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 26.

Adding to 101122021001087 its reverse (780100120221101), we get a palindrome (881222141222188).

The spelling of 101122021001087 in words is "one hundred one trillion, one hundred twenty-two billion, twenty-one million, one thousand, eighty-seven".