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10100230031231 = 19735119224547
BaseRepresentation
bin1001001011111010010010…
…0111111000011101111111
31022202120110101201101121022
42102332210213320131333
52310440232341444411
633251552010254355
72061501054505634
oct222764447703577
938676411641538
1010100230031231
1132445355a3a7a
1211715aa7273bb
135835a8508502
1426cbd494c18b
15127ae4469edb
hex92fa49f877f

10100230031231 has 4 divisors (see below), whose sum is σ = 10105349257752. Its totient is φ = 10095110804712.

The previous prime is 10100230031183. The next prime is 10100230031251. The reversal of 10100230031231 is 13213003200101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10100230031231 - 222 = 10100225836927 is a prime.

It is a super-2 number, since 2×101002300312312 (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 (10100230031251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2559610301 + ... + 2559614246.

It is an arithmetic number, because the mean of its divisors is an integer number (2526337314438).

Almost surely, 210100230031231 is an apocalyptic number.

10100230031231 is a deficient number, since it is larger than the sum of its proper divisors (5119226521).

10100230031231 is an equidigital number, since it uses as much as digits as its factorization.

10100230031231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5119226520.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 10100230031231 its reverse (13213003200101), we get a palindrome (23313233231332).

The spelling of 10100230031231 in words is "ten trillion, one hundred billion, two hundred thirty million, thirty-one thousand, two hundred thirty-one".

Divisors: 1 1973 5119224547 10100230031231