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1220232020099 = 3176395152811
BaseRepresentation
bin10001110000011011011…
…111110000000010000011
311022122122001211012222012
4101300123133300002003
5124443013344120344
62332322235003135
7154105326015251
oct21603337600203
94278561735865
101220232020099
11430552189264
121785a52994ab
138b0b507b231
14430b95695d1
1521b1aed829e
hex11c1b7f0083

1220232020099 has 8 divisors (see below), whose sum is σ = 1259759477760. Its totient is φ = 1180714883400.

The previous prime is 1220232020089. The next prime is 1220232020107. The reversal of 1220232020099 is 9900202320221.

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 1220232020099 - 24 = 1220232020083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1220232020039) 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, 2339597 + ... + 2813214.

It is an arithmetic number, because the mean of its divisors is an integer number (157469934720).

Almost surely, 21220232020099 is an apocalyptic number.

1220232020099 is a deficient number, since it is larger than the sum of its proper divisors (39527457661).

1220232020099 is an equidigital number, since it uses as much as digits as its factorization.

1220232020099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5160481.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 1220232020099 in words is "one trillion, two hundred twenty billion, two hundred thirty-two million, twenty thousand, ninety-nine".

Divisors: 1 31 7639 236809 5152811 159737141 39362323229 1220232020099