122654611402 has 4 divisors (see below), whose sum is σ = 183981917106. Its totient is φ = 61327305700.

The previous prime is 122654611381. The next prime is 122654611427. The reversal of 122654611402 is 204116456221.

122654611402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 121730512201 + 924099201 = 348899^2 + 30399^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30663652849 + ... + 30663652852.

Almost surely, 2^122654611402 is an apocalyptic number.

122654611402 is a deficient number, since it is larger than the sum of its proper divisors (61327305704).

122654611402 is an equidigital number, since it uses as much as digits as its factorization.

122654611402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61327305703.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 122654611402 in words is "one hundred twenty-two billion, six hundred fifty-four million, six hundred eleven thousand, four hundred two".