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BaseRepresentation
bin10000001011110101011…
…111011011101100101001
310221022211112120021101221
4100023311133123230221
5121210311334021301
62210540311142041
7143232565612456
oct20136537335451
93838745507357
101112220220201
11399765356332
1215b680374921
1380b607567bc
143bb9044c82d
151dde8721da1
hex102f57dbb29

1112220220201 has 2 divisors, whose sum is σ = 1112220220202. Its totient is φ = 1112220220200.

The previous prime is 1112220220193. The next prime is 1112220220247. The reversal of 1112220220201 is 1020220222111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 934325226025 + 177894994176 = 966605^2 + 421776^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112220220201 - 23 = 1112220220193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112220220291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556110110100 + 556110110101.

It is an arithmetic number, because the mean of its divisors is an integer number (556110110101).

Almost surely, 21112220220201 is an apocalyptic number.

It is an amenable number.

1112220220201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112220220201 is an equidigital number, since it uses as much as digits as its factorization.

1112220220201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1112220220201 its reverse (1020220222111), we get a palindrome (2132440442312).

The spelling of 1112220220201 in words is "one trillion, one hundred twelve billion, two hundred twenty million, two hundred twenty thousand, two hundred one".