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10222021201 = 71460288743
BaseRepresentation
bin10011000010100011…
…11010101001010001
3222101101112110221211
421201101322221101
5131413314134301
64410153220121
7511211514040
oct114121725121
928341473854
1010222021201
114376078907
121b93401641
13c6b9b4b72
146cd838557
153ec617051
hex26147aa51

10222021201 has 4 divisors (see below), whose sum is σ = 11682309952. Its totient is φ = 8761732452.

The previous prime is 10222021133. The next prime is 10222021213. The reversal of 10222021201 is 10212022201.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10212022201 = 31329420071.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10222021201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10222021241) 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, 730144365 + ... + 730144378.

It is an arithmetic number, because the mean of its divisors is an integer number (2920577488).

Almost surely, 210222021201 is an apocalyptic number.

It is an amenable number.

10222021201 is a deficient number, since it is larger than the sum of its proper divisors (1460288751).

10222021201 is an equidigital number, since it uses as much as digits as its factorization.

10222021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460288750.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10222021201 its reverse (10212022201), we get a palindrome (20434043402).

The spelling of 10222021201 in words is "ten billion, two hundred twenty-two million, twenty-one thousand, two hundred one".

Divisors: 1 7 1460288743 10222021201