1242000402310 has 16 divisors (see below), whose sum is σ = 2249316068976. Its totient is φ = 493752306528.

The previous prime is 1242000402301. The next prime is 1242000402319. The reversal of 1242000402310 is 132040002421.

It is an interprime number because it is at equal distance from previous prime (1242000402301) and next prime (1242000402319).

It is a super-2 number, since 2×1242000402310² (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 (1242000402319) 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, 380980089 + ... + 380983348.

It is an arithmetic number, because the mean of its divisors is an integer number (140582254311).

Almost surely, 2^{1242000402310} is an apocalyptic number.

1242000402310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1242000402310 is a deficient number, since it is larger than the sum of its proper divisors (1007315666666).

1242000402310 is a wasteful number, since it uses less digits than its factorization.

1242000402310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761963607.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 1242000402310 its reverse (132040002421), we get a palindrome (1374040404731).

The spelling of 1242000402310 in words is "one trillion, two hundred forty-two billion, four hundred two thousand, three hundred ten".