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1010223101 = 2203458567
BaseRepresentation
bin111100001101101…
…100011111111101
32121101220122120102
4330031230133331
54032104114401
6244124330445
734014516566
oct7415543775
92541818512
101010223101
11479276628
122423a3a25
131313a9464
149824d16d
155da5056b
hex3c36c7fd

1010223101 has 4 divisors (see below), whose sum is σ = 1010683872. Its totient is φ = 1009762332.

The previous prime is 1010223061. The next prime is 1010223107. The reversal of 1010223101 is 1013220101.

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 1010223101 - 222 = 1006028797 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 (1010223107) 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, 227081 + ... + 231486.

It is an arithmetic number, because the mean of its divisors is an integer number (252670968).

Almost surely, 21010223101 is an apocalyptic number.

It is an amenable number.

1010223101 is a deficient number, since it is larger than the sum of its proper divisors (460771).

1010223101 is an equidigital number, since it uses as much as digits as its factorization.

1010223101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460770.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1010223101 is about 31784.0070003768. The cubic root of 1010223101 is about 1003.3961534184.

Adding to 1010223101 its reverse (1013220101), we get a palindrome (2023443202).

The spelling of 1010223101 in words is "one billion, ten million, two hundred twenty-three thousand, one hundred one".

Divisors: 1 2203 458567 1010223101