211332231004 has 12 divisors (see below), whose sum is σ = 370089496224. Its totient is φ = 105592374944.

The previous prime is 211332230933. The next prime is 211332231013. The reversal of 211332231004 is 400132233112.

It is a super-2 number, since 2×211332231004² (a number of 23 digits) contains 22 as substring.

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, 18428692 + ... + 18440155.

It is an arithmetic number, because the mean of its divisors is an integer number (30840791352).

Almost surely, 2^211332231004 is an apocalyptic number.

It is an amenable number.

211332231004 is a deficient number, since it is larger than the sum of its proper divisors (158757265220).

211332231004 is a wasteful number, since it uses less digits than its factorization.

211332231004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36870284 (or 36870282 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 211332231004 its reverse (400132233112), we get a palindrome (611464464116).

The spelling of 211332231004 in words is "two hundred eleven billion, three hundred thirty-two million, two hundred thirty-one thousand, four".