211103011021142 has 8 divisors (see below), whose sum is σ = 317166074718600. Its totient is φ = 105380986114944.

The previous prime is 211103011021129. The next prime is 211103011021163. The reversal of 211103011021142 is 241120110301112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85259696267 + ... + 85259698742.

It is an arithmetic number, because the mean of its divisors is an integer number (39645759339825).

Almost surely, 2^{211103011021142} is an apocalyptic number.

211103011021142 is a deficient number, since it is larger than the sum of its proper divisors (106063063697458).

211103011021142 is a wasteful number, since it uses less digits than its factorization.

211103011021142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170519395630.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 211103011021142 its reverse (241120110301112), we get a palindrome (452223121322254).

The spelling of 211103011021142 in words is "two hundred eleven trillion, one hundred three billion, eleven million, twenty-one thousand, one hundred forty-two".