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1022102201101 = 2269450463729
BaseRepresentation
bin11101101111110100000…
…10011110001100001101
310121201020001121120111211
432313322002132030031
5113221231130413401
62101314113214421
7133562434235062
oct16677202361415
93551201546454
101022102201101
113645200567a3
1214610bb61411
13754cb352147
14376819ccc69
151b8c1d31951
hexedfa09e30d

1022102201101 has 4 divisors (see below), whose sum is σ = 1022552667100. Its totient is φ = 1021651735104.

The previous prime is 1022102200993. The next prime is 1022102201117. The reversal of 1022102201101 is 1011022012201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 208985208201 + 813116992900 = 457149^2 + 901730^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022102201101 - 215 = 1022102168333 is a prime.

It is a super-2 number, since 2×10221022011012 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022102201501) 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, 225229596 + ... + 225234133.

It is an arithmetic number, because the mean of its divisors is an integer number (255638166775).

Almost surely, 21022102201101 is an apocalyptic number.

It is an amenable number.

1022102201101 is a deficient number, since it is larger than the sum of its proper divisors (450465999).

1022102201101 is an equidigital number, since it uses as much as digits as its factorization.

1022102201101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450465998.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1022102201101 its reverse (1011022012201), we get a palindrome (2033124213302).

The spelling of 1022102201101 in words is "one trillion, twenty-two billion, one hundred two million, two hundred one thousand, one hundred one".

Divisors: 1 2269 450463729 1022102201101