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1112211220201 = 12728027312469
BaseRepresentation
bin10000001011110100111…
…101000110011011101001
310221022210220122000201121
4100023310331012123221
5121210302033021301
62210535350215241
7143232426246424
oct20136475063351
93838726560647
101112211220201
11399760269514
1215b679354521
1380b5b925163
143bb8d1889bb
151dde7a453a1
hex102f4f466e9

1112211220201 has 8 divisors (see below), whose sum is σ = 1121012372480. Its totient is φ = 1103410749168.

The previous prime is 1112211220193. The next prime is 1112211220249. The reversal of 1112211220201 is 1020221122111.

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 1112211220201 - 23 = 1112211220193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112211221201) 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, 3403195 + ... + 3715663.

It is an arithmetic number, because the mean of its divisors is an integer number (140126546560).

Almost surely, 21112211220201 is an apocalyptic number.

It is an amenable number.

1112211220201 is a deficient number, since it is larger than the sum of its proper divisors (8801152279).

1112211220201 is a wasteful number, since it uses less digits than its factorization.

1112211220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340623.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1112211220201 its reverse (1020221122111), we get a palindrome (2132432342312).

The spelling of 1112211220201 in words is "one trillion, one hundred twelve billion, two hundred eleven million, two hundred twenty thousand, two hundred one".

Divisors: 1 127 28027 312469 3559429 39683563 8757568663 1112211220201