2231020412 has 24 divisors (see below), whose sum is σ = 4047723792. Its totient is φ = 1075184000.

The previous prime is 2231020409. The next prime is 2231020423. The reversal of 2231020412 is 2140201322.

It is a super-3 number, since 3×2231020412³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68339 + ... + 95562.

It is an arithmetic number, because the mean of its divisors is an integer number (168655158).

Almost surely, 2^2231020412 is an apocalyptic number.

It is an amenable number.

2231020412 is a deficient number, since it is larger than the sum of its proper divisors (1816703380).

2231020412 is a wasteful number, since it uses less digits than its factorization.

2231020412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164029 (or 164027 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2231020412 is about 47233.6787896094. The cubic root of 2231020412 is about 1306.6757999790.

Adding to 2231020412 its reverse (2140201322), we get a palindrome (4371221734).

The spelling of 2231020412 in words is "two billion, two hundred thirty-one million, twenty thousand, four hundred twelve".