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1220200201102 = 28091762342793
BaseRepresentation
bin10001110000011001100…
…110010111101110001110
311022122112211221122111211
4101300121212113232032
5124442432222413402
62332315141005034
7154104461402431
oct21603146275616
94278484848454
101220200201102
11430536226173
121785966b377a
138b0ab5ba31c
14430b5245818
1521b183004d7
hex11c19997b8e

1220200201102 has 16 divisors (see below), whose sum is σ = 1832709538080. Its totient is φ = 609297144192.

The previous prime is 1220200201067. The next prime is 1220200201117. The reversal of 1220200201102 is 2011020020221.

It is a happy number.

It is a super-2 number, since 2×12202002011022 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28492618 + ... + 28535410.

It is an arithmetic number, because the mean of its divisors is an integer number (114544346130).

Almost surely, 21220200201102 is an apocalyptic number.

1220200201102 is a deficient number, since it is larger than the sum of its proper divisors (612509336978).

1220200201102 is a wasteful number, since it uses less digits than its factorization.

1220200201102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61227.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1220200201102 its reverse (2011020020221), we get a palindrome (3231220221323).

The spelling of 1220200201102 in words is "one trillion, two hundred twenty billion, two hundred million, two hundred one thousand, one hundred two".

Divisors: 1 2 809 1618 17623 35246 42793 85586 14257007 28514014 34619537 69239074 754141039 1508282078 610100100551 1220200201102