611026011231 has 16 divisors (see below), whose sum is σ = 908026272000. Its totient is φ = 363210507648.

The previous prime is 611026011229. The next prime is 611026011247. The reversal of 611026011231 is 132110620116.

It is a happy number.

It is not a de Polignac number, because 611026011231 - 2¹ = 611026011229 is a prime.

It is a super-2 number, since 2×611026011231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611026011251) 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, 315285931 + ... + 315287868.

It is an arithmetic number, because the mean of its divisors is an integer number (56751642000).

Almost surely, 2^611026011231 is an apocalyptic number.

611026011231 is a deficient number, since it is larger than the sum of its proper divisors (297000260769).

611026011231 is a wasteful number, since it uses less digits than its factorization.

611026011231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630573838.

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 611026011231 its reverse (132110620116), we get a palindrome (743136631347).

The spelling of 611026011231 in words is "six hundred eleven billion, twenty-six million, eleven thousand, two hundred thirty-one".