406212143151111 has 16 divisors (see below), whose sum is σ = 590965319560320. Its totient is φ = 246142805517920.

The previous prime is 406212143151053. The next prime is 406212143151119. The reversal of 406212143151111 is 111151341212604.

It is a cyclic number.

It is not a de Polignac number, because 406212143151111 - 2²³ = 406212134762503 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406212143151119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1159125885 + ... + 1159476278.

It is an arithmetic number, because the mean of its divisors is an integer number (36935332472520).

Almost surely, 2^{406212143151111} is an apocalyptic number.

406212143151111 is a deficient number, since it is larger than the sum of its proper divisors (184753176409209).

406212143151111 is a wasteful number, since it uses less digits than its factorization.

406212143151111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2318607486.

The product of its (nonzero) digits is 5760, while the sum is 33.

Adding to 406212143151111 its reverse (111151341212604), we get a palindrome (517363484363715).

The spelling of 406212143151111 in words is "four hundred six trillion, two hundred twelve billion, one hundred forty-three million, one hundred fifty-one thousand, one hundred eleven".