1227475620001 has 2 divisors, whose sum is σ = 1227475620002. Its totient is φ = 1227475620000.

The previous prime is 1227475619983. The next prime is 1227475620017. The reversal of 1227475620001 is 1000265747221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 819026810001 + 408448810000 = 905001^2 + 639100^2 .

It is a cyclic number.

It is not a de Polignac number, because 1227475620001 - 2¹⁹ = 1227475095713 is a prime.

It is not a weakly prime, because it can be changed into another prime (1227475623001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613737810000 + 613737810001.

It is an arithmetic number, because the mean of its divisors is an integer number (613737810001).

Almost surely, 2^{1227475620001} is an apocalyptic number.

It is an amenable number.

1227475620001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1227475620001 is an equidigital number, since it uses as much as digits as its factorization.

1227475620001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47040, while the sum is 37.

The spelling of 1227475620001 in words is "one trillion, two hundred twenty-seven billion, four hundred seventy-five million, six hundred twenty thousand, one".