2231020311130 has 32 divisors (see below), whose sum is σ = 4579143955344. Its totient is φ = 775304795136.

The previous prime is 2231020311119. The next prime is 2231020311197. The reversal of 2231020311130 is 311130201322.

It can be written as a sum of positive squares in 8 ways, for example, as 862099251049 + 1368921060081 = 928493^2 + 1170009^2 .

It is a super-3 number, since 3×2231020311130³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2231020311098 and 2231020311107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 504753517 + ... + 504757936.

Almost surely, 2^{2231020311130} is an apocalyptic number.

2231020311130 is an abundant number, since it is smaller than the sum of its proper divisors (2348123644214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2231020311130 is a wasteful number, since it uses less digits than its factorization.

2231020311130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009511490.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2231020311130 its reverse (311130201322), we get a palindrome (2542150512452).

The spelling of 2231020311130 in words is "two trillion, two hundred thirty-one billion, twenty million, three hundred eleven thousand, one hundred thirty".