148191213101 has 2 divisors, whose sum is σ = 148191213102. Its totient is φ = 148191213100.

The previous prime is 148191213097. The next prime is 148191213113. The reversal of 148191213101 is 101312191841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127713316900 + 20477896201 = 357370^2 + 143101^2 .

It is a cyclic number.

It is not a de Polignac number, because 148191213101 - 2² = 148191213097 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148191213301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74095606550 + 74095606551.

It is an arithmetic number, because the mean of its divisors is an integer number (74095606551).

Almost surely, 2^148191213101 is an apocalyptic number.

It is an amenable number.

148191213101 is a deficient number, since it is larger than the sum of its proper divisors (1).

148191213101 is an equidigital number, since it uses as much as digits as its factorization.

148191213101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 32.

The spelling of 148191213101 in words is "one hundred forty-eight billion, one hundred ninety-one million, two hundred thirteen thousand, one hundred one".