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122032220011 = 13174711748553
BaseRepresentation
bin111000110100110101…
…1111110011101101011
3102122222122011002021021
41301221223332131223
53444410222020021
6132021045553311
711550033520042
oct1615153763553
9378878132237
10122032220011
1147832009099
121b798415837
13b67a233010
145c991cb559
1532935cec41
hex1c69afe76b

122032220011 has 16 divisors (see below), whose sum is σ = 142110509184. Its totient is φ = 103763211264.

The previous prime is 122032219973. The next prime is 122032220027. The reversal of 122032220011 is 110022230221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 122032220011 - 211 = 122032217963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122032220041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5863890 + ... + 5884663.

It is an arithmetic number, because the mean of its divisors is an integer number (8881906824).

Almost surely, 2122032220011 is an apocalyptic number.

122032220011 is a deficient number, since it is larger than the sum of its proper divisors (20078289173).

122032220011 is a wasteful number, since it uses less digits than its factorization.

122032220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11748630.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 122032220011 its reverse (110022230221), we get a palindrome (232054450232).

The spelling of 122032220011 in words is "one hundred twenty-two billion, thirty-two million, two hundred twenty thousand, eleven".

Divisors: 1 13 17 47 221 611 799 10387 11748553 152731189 199725401 552181991 2596430213 7178365883 9387093847 122032220011