1020220119739 has 2 divisors, whose sum is σ = 1020220119740. Its totient is φ = 1020220119738.

The previous prime is 1020220119719. The next prime is 1020220119761. The reversal of 1020220119739 is 9379110220201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020220119739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020220119698 and 1020220119707.

It is not a weakly prime, because it can be changed into another prime (1020220119719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510110059869 + 510110059870.

It is an arithmetic number, because the mean of its divisors is an integer number (510110059870).

Almost surely, 2^{1020220119739} is an apocalyptic number.

1020220119739 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020220119739 is an equidigital number, since it uses as much as digits as its factorization.

1020220119739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 37.

The spelling of 1020220119739 in words is "one trillion, twenty billion, two hundred twenty million, one hundred nineteen thousand, seven hundred thirty-nine".