101202222121111 has 2 divisors, whose sum is σ = 101202222121112. Its totient is φ = 101202222121110.

The previous prime is 101202222121027. The next prime is 101202222121139. The reversal of 101202222121111 is 111121222202101.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (111121222202101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101202222121111 is a prime.

It is a super-4 number, since 4×101202222121111⁴ (a number of 57 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101202222121151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50601111060555 + 50601111060556.

It is an arithmetic number, because the mean of its divisors is an integer number (50601111060556).

Almost surely, 2^{101202222121111} is an apocalyptic number.

101202222121111 is a deficient number, since it is larger than the sum of its proper divisors (1).

101202222121111 is an equidigital number, since it uses as much as digits as its factorization.

101202222121111 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 101202222121111 its reverse (111121222202101), we get a palindrome (212323444323212).

The spelling of 101202222121111 in words is "one hundred one trillion, two hundred two billion, two hundred twenty-two million, one hundred twenty-one thousand, one hundred eleven".