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1031212222130 = 25383269246011
BaseRepresentation
bin11110000000110010000…
…10011100011010110010
310122120201221201121000002
433000121002130122302
5113343410312102010
62105422104430002
7134334254156126
oct17003102343262
93576657647002
101031212222130
113683754633a2
12147a32a78302
137632084422c
1437ca7883586
151bc569e21a5
hexf01909c6b2

1031212222130 has 16 divisors (see below), whose sum is σ = 1861028434944. Its totient is φ = 411407903280.

The previous prime is 1031212222129. The next prime is 1031212222171. The reversal of 1031212222130 is 312222121301.

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 7 ways as a sum of consecutive naturals, for example, 134619176 + ... + 134626835.

It is an arithmetic number, because the mean of its divisors is an integer number (116314277184).

Almost surely, 21031212222130 is an apocalyptic number.

1031212222130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1031212222130 is a deficient number, since it is larger than the sum of its proper divisors (829816212814).

1031212222130 is a wasteful number, since it uses less digits than its factorization.

1031212222130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269246401.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1031212222130 its reverse (312222121301), we get a palindrome (1343434343431).

The spelling of 1031212222130 in words is "one trillion, thirty-one billion, two hundred twelve million, two hundred twenty-two thousand, one hundred thirty".

Divisors: 1 2 5 10 383 766 1915 3830 269246011 538492022 1346230055 2692460110 103121222213 206242444426 515606111065 1031212222130