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10220031100231 = 372389115620367
BaseRepresentation
bin1001010010111000100101…
…0100101100010101000111
31100012000200112120021001221
42110232021110230111013
52314421110430201411
633423003435101211
72103241620005401
oct224561124542507
940160615507057
1010220031100231
113290322136307
1211908638a1807
1359198b421014
1427491b6adb71
1512aca6c28071
hex94b8952c547

10220031100231 has 8 divisors (see below), whose sum is σ = 10500641821760. Its totient is φ = 9939651624288.

The previous prime is 10220031100229. The next prime is 10220031100241. The reversal of 10220031100231 is 13200113002201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10220031100231 - 21 = 10220031100229 is a prime.

It is a super-2 number, since 2×102200311002312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220031100241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57721791 + ... + 57898576.

It is an arithmetic number, because the mean of its divisors is an integer number (1312580227720).

Almost surely, 210220031100231 is an apocalyptic number.

10220031100231 is a deficient number, since it is larger than the sum of its proper divisors (280610721529).

10220031100231 is a wasteful number, since it uses less digits than its factorization.

10220031100231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115622793.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10220031100231 its reverse (13200113002201), we get a palindrome (23420144102432).

The spelling of 10220031100231 in words is "ten trillion, two hundred twenty billion, thirty-one million, one hundred thousand, two hundred thirty-one".

Divisors: 1 37 2389 88393 115620367 4277953579 276217056763 10220031100231