101421142111 has 2 divisors, whose sum is σ = 101421142112. Its totient is φ = 101421142110.

The previous prime is 101421142057. The next prime is 101421142117. The reversal of 101421142111 is 111241124101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101421142111 - 2¹⁵ = 101421109343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101421142117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50710571055 + 50710571056.

It is an arithmetic number, because the mean of its divisors is an integer number (50710571056).

Almost surely, 2^101421142111 is an apocalyptic number.

101421142111 is a deficient number, since it is larger than the sum of its proper divisors (1).

101421142111 is an equidigital number, since it uses as much as digits as its factorization.

101421142111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 101421142111 its reverse (111241124101), we get a palindrome (212662266212).

It can be divided in two parts, 10142114 and 2111, that added together give a square (10144225 = 3185²).

The spelling of 101421142111 in words is "one hundred one billion, four hundred twenty-one million, one hundred forty-two thousand, one hundred eleven".