122736511046228 has 6 divisors (see below), whose sum is σ = 214788894330906. Its totient is φ = 61368255523112.

The previous prime is 122736511046117. The next prime is 122736511046239. The reversal of 122736511046228 is 822640115637221.

It can be written as a sum of positive squares in only one way, i.e., 62715977712964 + 60020533333264 = 7919342^2 + 7747292^2 .

It is a super-2 number, since 2×122736511046228² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15342063880775 + ... + 15342063880782.

It is an arithmetic number, because the mean of its divisors is an integer number (35798149055151).

Almost surely, 2^{122736511046228} is an apocalyptic number.

It is an amenable number.

122736511046228 is a deficient number, since it is larger than the sum of its proper divisors (92052383284678).

122736511046228 is a wasteful number, since it uses less digits than its factorization.

122736511046228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30684127761561 (or 30684127761559 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 122736511046228 in words is "one hundred twenty-two trillion, seven hundred thirty-six billion, five hundred eleven million, forty-six thousand, two hundred twenty-eight".