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1222013032207 = 11472363661571
BaseRepresentation
bin10001110010000101101…
…001110001011100001111
311022211020012010000021121
4101302011221301130033
5130010140314012312
62333215100141411
7154200423250342
oct21620551613417
94284205100247
101222013032207
11431286553aa0
12178a01837867
138b30a050756
1443207cdc459
1521bc2540707
hex11c85a7170f

1222013032207 has 8 divisors (see below), whose sum is σ = 1361469065472. Its totient is φ = 1087284322200.

The previous prime is 1222013032133. The next prime is 1222013032241. The reversal of 1222013032207 is 7022303102221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1222013032207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222013032507) 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, 1181830269 + ... + 1181831302.

It is an arithmetic number, because the mean of its divisors is an integer number (170183633184).

Almost surely, 21222013032207 is an apocalyptic number.

1222013032207 is a deficient number, since it is larger than the sum of its proper divisors (139456033265).

1222013032207 is a wasteful number, since it uses less digits than its factorization.

1222013032207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2363661629.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 1222013032207 its reverse (7022303102221), we get a palindrome (8244316134428).

The spelling of 1222013032207 in words is "one trillion, two hundred twenty-two billion, thirteen million, thirty-two thousand, two hundred seven".

Divisors: 1 11 47 517 2363661571 26000277281 111092093837 1222013032207