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10211030101 = 93431092907
BaseRepresentation
bin10011000001001111…
…11111010001010101
3222100121212002000001
421200213333101111
5131403010430401
64405121451301
7511016216026
oct114047772125
928317762001
1010211030101
11436a951058
121b8b7a0b31
13c6963715c
146cc1b6c4d
153eb695601
hex2609ff455

10211030101 has 4 divisors (see below), whose sum is σ = 10212132352. Its totient is φ = 10209927852.

The previous prime is 10211030087. The next prime is 10211030107. The reversal of 10211030101 is 10103011201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10211030101 - 25 = 10211030069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211030107) 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, 537111 + ... + 555796.

It is an arithmetic number, because the mean of its divisors is an integer number (2553033088).

Almost surely, 210211030101 is an apocalyptic number.

It is an amenable number.

10211030101 is a deficient number, since it is larger than the sum of its proper divisors (1102251).

10211030101 is an equidigital number, since it uses as much as digits as its factorization.

10211030101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102250.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 10211030101 its reverse (10103011201), we get a palindrome (20314041302).

The spelling of 10211030101 in words is "ten billion, two hundred eleven million, thirty thousand, one hundred one".

Divisors: 1 9343 1092907 10211030101