211142023414 has 12 divisors (see below), whose sum is σ = 368421285924. Its totient is φ = 90489438564.

The previous prime is 211142023399. The next prime is 211142023423. The reversal of 211142023414 is 414320241112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1077255124 + ... + 1077255319.

It is an arithmetic number, because the mean of its divisors is an integer number (30701773827).

Almost surely, 2^211142023414 is an apocalyptic number.

211142023414 is a deficient number, since it is larger than the sum of its proper divisors (157279262510).

211142023414 is a wasteful number, since it uses less digits than its factorization.

211142023414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2154510459 (or 2154510452 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 211142023414 its reverse (414320241112), we get a palindrome (625462264526).

The spelling of 211142023414 in words is "two hundred eleven billion, one hundred forty-two million, twenty-three thousand, four hundred fourteen".