1201402230142 has 16 divisors (see below), whose sum is σ = 1812132739872. Its totient is φ = 597358251360.

The previous prime is 1201402230107. The next prime is 1201402230199. The reversal of 1201402230142 is 2410322041021.

It is a super-2 number, since 2×1201402230142² (a number of 25 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 in 7 ways as a sum of consecutive naturals, for example, 11865543 + ... + 11966365.

It is an arithmetic number, because the mean of its divisors is an integer number (113258296242).

Almost surely, 2^{1201402230142} is an apocalyptic number.

1201402230142 is a deficient number, since it is larger than the sum of its proper divisors (610730509730).

1201402230142 is a wasteful number, since it uses less digits than its factorization.

1201402230142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133923.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1201402230142 its reverse (2410322041021), we get a palindrome (3611724271163).

The spelling of 1201402230142 in words is "one trillion, two hundred one billion, four hundred two million, two hundred thirty thousand, one hundred forty-two".