210142223223111 has 6 divisors (see below), whose sum is σ = 303538766877840. Its totient is φ = 140094815482068.

The previous prime is 210142223223103. The next prime is 210142223223197. The reversal of 210142223223111 is 111322322241012.

210142223223111 is a `hidden beast` number, since 2 + 1 + 0 + 1 + 4 + 2 + 22 + 322 + 311 + 1 = 666.

It is not a de Polignac number, because 210142223223111 - 2³ = 210142223223103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210142223223211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11674567956831 + ... + 11674567956848.

It is an arithmetic number, because the mean of its divisors is an integer number (50589794479640).

Almost surely, 2^{210142223223111} is an apocalyptic number.

210142223223111 is a deficient number, since it is larger than the sum of its proper divisors (93396543654729).

210142223223111 is a wasteful number, since it uses less digits than its factorization.

210142223223111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23349135913685 (or 23349135913682 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 210142223223111 its reverse (111322322241012), we get a palindrome (321464545464123).

The spelling of 210142223223111 in words is "two hundred ten trillion, one hundred forty-two billion, two hundred twenty-three million, two hundred twenty-three thousand, one hundred eleven".