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1022112061 is a prime number
BaseRepresentation
bin111100111011000…
…011000100111101
32122020021200011021
4330323003010331
54043130041221
6245231224141
734220544355
oct7473030475
92566250137
101022112061
11484a56a13
12246378051
131339aca49
1499a65b65
155eaed041
hex3cec313d

1022112061 has 2 divisors, whose sum is σ = 1022112062. Its totient is φ = 1022112060.

The previous prime is 1022112031. The next prime is 1022112103. The reversal of 1022112061 is 1602112201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 788205625 + 233906436 = 28075^2 + 15294^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022112061 - 27 = 1022111933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022112031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511056030 + 511056031.

It is an arithmetic number, because the mean of its divisors is an integer number (511056031).

Almost surely, 21022112061 is an apocalyptic number.

It is an amenable number.

1022112061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022112061 is an equidigital number, since it uses as much as digits as its factorization.

1022112061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1022112061 is about 31970.4873437988. The cubic root of 1022112061 is about 1007.3170176711.

Adding to 1022112061 its reverse (1602112201), we get a palindrome (2624224262).

The spelling of 1022112061 in words is "one billion, twenty-two million, one hundred twelve thousand, sixty-one".