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10022202019 = 51061196279
BaseRepresentation
bin10010101010101111…
…01010101010100011
3221212110112121120101
421111113222222203
5131011140431034
64334254323231
7503234211604
oct112527525243
927773477511
1010022202019
1142832a9795
121b384b9517
13c39491c6b
146b10a1dab
153d9ce6514
hex2555eaaa3

10022202019 has 4 divisors (see below), whose sum is σ = 10022449360. Its totient is φ = 10021954680.

The previous prime is 10022202013. The next prime is 10022202041. The reversal of 10022202019 is 91020222001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91020222001 = 91999042679.

It is a cyclic number.

It is not a de Polignac number, because 10022202019 - 221 = 10020104867 is a prime.

It is a super-2 number, since 2×100222020192 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10022201987 and 10022202005.

It is not an unprimeable number, because it can be changed into a prime (10022202013) 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, 47079 + ... + 149200.

It is an arithmetic number, because the mean of its divisors is an integer number (2505612340).

Almost surely, 210022202019 is an apocalyptic number.

10022202019 is a deficient number, since it is larger than the sum of its proper divisors (247341).

10022202019 is an equidigital number, since it uses as much as digits as its factorization.

10022202019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247340.

The product of its (nonzero) digits is 144, while the sum is 19.

The spelling of 10022202019 in words is "ten billion, twenty-two million, two hundred two thousand, nineteen".

Divisors: 1 51061 196279 10022202019