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1031210030022 = 23240829713653
BaseRepresentation
bin11110000000110001110…
…10000101001111000110
310122120201210121012222220
433000120322011033012
5113343404231430042
62105421545433210
7134334226426134
oct17003072051706
93576653535886
101031210030022
113683741a6437
12147a3219b806
1376320257523
1437ca7472754
151bc5670c8ec
hexf018e853c6

1031210030022 has 16 divisors (see below), whose sum is σ = 2062431513840. Its totient is φ = 343734767712.

The previous prime is 1031210029963. The next prime is 1031210030099. The reversal of 1031210030022 is 2200300121301.

It is a junction number, because it is equal to n+sod(n) for n = 1031210029983 and 1031210030010.

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, 1088148 + ... + 1801800.

It is an arithmetic number, because the mean of its divisors is an integer number (128901969615).

Almost surely, 21031210030022 is an apocalyptic number.

1031210030022 is an abundant number, since it is smaller than the sum of its proper divisors (1031221483818).

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

1031210030022 is a wasteful number, since it uses less digits than its factorization.

1031210030022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954487.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1031210030022 its reverse (2200300121301), we get a palindrome (3231510151323).

The spelling of 1031210030022 in words is "one trillion, thirty-one billion, two hundred ten million, thirty thousand, twenty-two".

Divisors: 1 2 3 6 240829 481658 713653 722487 1427306 1444974 2140959 4281918 171868338337 343736676674 515605015011 1031210030022