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10222020311 = 192918551761
BaseRepresentation
bin10011000010100011…
…11010011011010111
3222101101112102201212
421201101322123113
5131413314122221
64410153212035
7511211511326
oct114121723327
928341472655
1010222020311
114376078178
121b9340101b
13c6b9b4639
146cd8380bd
153ec616b5b
hex26147a6d7

10222020311 has 8 divisors (see below), whose sum is σ = 11131057200. Its totient is φ = 9350087040.

The previous prime is 10222020301. The next prime is 10222020313. The reversal of 10222020311 is 11302022201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10222020311 - 214 = 10222003927 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 (10222020313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9275330 + ... + 9276431.

It is an arithmetic number, because the mean of its divisors is an integer number (1391382150).

Almost surely, 210222020311 is an apocalyptic number.

10222020311 is a deficient number, since it is larger than the sum of its proper divisors (909036889).

10222020311 is a wasteful number, since it uses less digits than its factorization.

10222020311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18551809.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10222020311 its reverse (11302022201), we get a palindrome (21524042512).

The spelling of 10222020311 in words is "ten billion, two hundred twenty-two million, twenty thousand, three hundred eleven".

Divisors: 1 19 29 551 18551761 352483459 538001069 10222020311