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1031130111030 = 235263130688227
BaseRepresentation
bin11110000000101000010…
…01001101110000110110
310122120112020012220202020
433000110021031300312
5113343223302023110
62105410012454010
7134332236221145
oct17002411156066
93576466186666
101031130111030
11368333080088
12147a0b47a306
1376309824c96
1437c9a9cb75c
151bc4e6c2d70
hexf01424dc36

1031130111030 has 32 divisors (see below), whose sum is σ = 2484121837824. Its totient is φ = 273922521696.

The previous prime is 1031130111013. The next prime is 1031130111041. The reversal of 1031130111030 is 301110311301.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65336224 + ... + 65352003.

It is an arithmetic number, because the mean of its divisors is an integer number (77628807432).

Almost surely, 21031130111030 is an apocalyptic number.

1031130111030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1031130111030 is an abundant number, since it is smaller than the sum of its proper divisors (1452991726794).

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

1031130111030 is a wasteful number, since it uses less digits than its factorization.

1031130111030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130688500.

The product of its (nonzero) digits is 27, while the sum is 15.

Adding to 1031130111030 its reverse (301110311301), we get a palindrome (1332240422331).

The spelling of 1031130111030 in words is "one trillion, thirty-one billion, one hundred thirty million, one hundred eleven thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 263 526 789 1315 1578 2630 3945 7890 130688227 261376454 392064681 653441135 784129362 1306882270 1960323405 3920646810 34371003701 68742007402 103113011103 171855018505 206226022206 343710037010 515565055515 1031130111030