1226612421502 has 16 divisors (see below), whose sum is σ = 1982673266112. Its totient is φ = 565779543840.

The previous prime is 1226612421497. The next prime is 1226612421509. The reversal of 1226612421502 is 2051242166221.

It is a super-2 number, since 2×1226612421502² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226612421509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14509798 + ... + 14594089.

It is an arithmetic number, because the mean of its divisors is an integer number (123917079132).

Almost surely, 2^{1226612421502} is an apocalyptic number.

1226612421502 is a deficient number, since it is larger than the sum of its proper divisors (756060844610).

1226612421502 is a wasteful number, since it uses less digits than its factorization.

1226612421502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29105523.

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

Adding to 1226612421502 its reverse (2051242166221), we get a palindrome (3277854587723).

The spelling of 1226612421502 in words is "one trillion, two hundred twenty-six billion, six hundred twelve million, four hundred twenty-one thousand, five hundred two".